./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 19:46:42,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:46:42,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:46:42,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:46:42,203 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:46:42,205 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:46:42,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:46:42,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:46:42,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:46:42,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:46:42,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:46:42,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:46:42,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:46:42,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:46:42,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:46:42,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:46:42,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:46:42,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:46:42,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:46:42,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:46:42,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:46:42,233 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:46:42,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:46:42,234 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:46:42,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:46:42,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:46:42,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:46:42,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:46:42,242 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:46:42,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:46:42,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:46:42,243 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:46:42,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:46:42,245 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:46:42,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:46:42,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:46:42,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:46:42,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:46:42,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:46:42,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:46:42,248 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:46:42,249 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-22 19:46:42,265 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:46:42,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:46:42,270 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:46:42,270 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:46:42,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:46:42,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:46:42,272 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:46:42,272 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-22 19:46:42,272 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-22 19:46:42,272 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-22 19:46:42,273 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-22 19:46:42,273 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-22 19:46:42,273 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-22 19:46:42,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:46:42,273 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:46:42,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:46:42,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:46:42,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-22 19:46:42,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-22 19:46:42,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-22 19:46:42,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 19:46:42,274 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-22 19:46:42,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:46:42,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-22 19:46:42,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:46:42,276 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:46:42,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:46:42,276 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 19:46:42,276 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:46:42,277 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-22 19:46:42,277 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2021-12-22 19:46:42,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:46:42,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:46:42,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:46:42,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:46:42,510 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:46:42,511 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-22 19:46:42,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/130950c28/e7df984fc9f84d52a2a9a546ed60c8cc/FLAG46bee030b [2021-12-22 19:46:42,853 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:46:42,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-22 19:46:42,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/130950c28/e7df984fc9f84d52a2a9a546ed60c8cc/FLAG46bee030b [2021-12-22 19:46:43,294 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/130950c28/e7df984fc9f84d52a2a9a546ed60c8cc [2021-12-22 19:46:43,313 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:46:43,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:46:43,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:46:43,316 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:46:43,318 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:46:43,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2a4247 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43, skipping insertion in model container [2021-12-22 19:46:43,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:46:43,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:46:43,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 19:46:43,437 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 19:46:43,444 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 19:46:43,451 INFO L208 MainTranslator]: Completed translation [2021-12-22 19:46:43,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43 WrapperNode [2021-12-22 19:46:43,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:46:43,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 19:46:43,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 19:46:43,452 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 19:46:43,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,467 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2021-12-22 19:46:43,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 19:46:43,468 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 19:46:43,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 19:46:43,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 19:46:43,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,474 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,476 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 19:46:43,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 19:46:43,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 19:46:43,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 19:46:43,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (1/1) ... [2021-12-22 19:46:43,482 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:43,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:43,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:43,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-22 19:46:43,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 19:46:43,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 19:46:43,578 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 19:46:43,580 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 19:46:43,631 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 19:46:43,635 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 19:46:43,636 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-22 19:46:43,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 07:46:43 BoogieIcfgContainer [2021-12-22 19:46:43,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 19:46:43,638 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-22 19:46:43,638 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-22 19:46:43,640 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-22 19:46:43,640 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 19:46:43,640 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.12 07:46:43" (1/3) ... [2021-12-22 19:46:43,641 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a7c44a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 07:46:43, skipping insertion in model container [2021-12-22 19:46:43,641 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 19:46:43,641 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:46:43" (2/3) ... [2021-12-22 19:46:43,642 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a7c44a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.12 07:46:43, skipping insertion in model container [2021-12-22 19:46:43,642 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-22 19:46:43,642 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 07:46:43" (3/3) ... [2021-12-22 19:46:43,643 INFO L388 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-22 19:46:43,669 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-22 19:46:43,669 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-22 19:46:43,669 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-22 19:46:43,669 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-22 19:46:43,669 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-22 19:46:43,669 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-22 19:46:43,669 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-22 19:46:43,670 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-22 19:46:43,677 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 19:46:43,686 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-22 19:46:43,686 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:46:43,687 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:46:43,690 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-22 19:46:43,690 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-22 19:46:43,690 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-22 19:46:43,690 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-22 19:46:43,691 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-22 19:46:43,691 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-22 19:46:43,691 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-22 19:46:43,691 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-22 19:46:43,691 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-22 19:46:43,695 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 7#L14-2true [2021-12-22 19:46:43,695 INFO L793 eck$LassoCheckResult]: Loop: 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2021-12-22 19:46:43,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:46:43,699 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-22 19:46:43,704 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:46:43,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820322598] [2021-12-22 19:46:43,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:46:43,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:46:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:43,755 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:46:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:43,775 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:46:43,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:46:43,777 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-12-22 19:46:43,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:46:43,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441534707] [2021-12-22 19:46:43,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:46:43,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:46:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:43,799 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:46:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:43,811 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:46:43,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:46:43,812 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-12-22 19:46:43,812 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:46:43,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103818956] [2021-12-22 19:46:43,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:46:43,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:46:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:43,829 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:46:43,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:43,840 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:46:43,987 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 19:46:43,988 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 19:46:43,988 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 19:46:43,988 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 19:46:43,988 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 19:46:43,988 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:43,988 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 19:46:43,989 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 19:46:43,989 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-22 19:46:43,989 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 19:46:43,989 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 19:46:44,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:44,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:44,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:44,334 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 19:46:44,335 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 19:46:44,336 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:44,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:44,337 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:44,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-22 19:46:44,340 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 19:46:44,340 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 19:46:44,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-12-22 19:46:44,450 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:44,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:44,458 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:44,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-22 19:46:44,461 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 19:46:44,461 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 19:46:44,581 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 19:46:44,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:44,585 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 19:46:44,585 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 19:46:44,586 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 19:46:44,586 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 19:46:44,586 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 19:46:44,586 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:44,586 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 19:46:44,586 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 19:46:44,586 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-22 19:46:44,586 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 19:46:44,586 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 19:46:44,587 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:44,591 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:44,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:44,828 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 19:46:44,831 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 19:46:44,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:44,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:44,833 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:44,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-22 19:46:44,836 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:44,843 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:44,843 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:44,843 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:44,843 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:44,843 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:46:44,845 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:46:44,845 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:44,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:44,886 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:44,886 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:44,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:44,887 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:44,888 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-22 19:46:44,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:44,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:44,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:44,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:44,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:44,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:46:44,897 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:46:44,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:44,912 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:44,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:44,931 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:44,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:44,933 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:44,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-22 19:46:44,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:44,941 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:44,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:44,942 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:44,942 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:46:44,968 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2021-12-22 19:46:44,968 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-22 19:46:44,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,032 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,032 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-22 19:46:45,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,034 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-22 19:46:45,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,043 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:45,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:45,044 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:45,044 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 19:46:45,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:45,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,076 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,077 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-22 19:46:45,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,086 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:45,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:45,087 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:45,097 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 19:46:45,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:45,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,139 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-22 19:46:45,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,148 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,149 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:45,149 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:45,179 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-22 19:46:45,179 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-22 19:46:45,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,261 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-22 19:46:45,261 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,262 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-22 19:46:45,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,272 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,272 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:45,272 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,272 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:45,272 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:45,273 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:45,273 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:45,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,308 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-22 19:46:45,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,331 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:45,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:45,331 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:45,332 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:45,332 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:45,346 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,380 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-22 19:46:45,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,389 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:45,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:45,424 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-22 19:46:45,424 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-22 19:46:45,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,493 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,493 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-22 19:46:45,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,510 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-22 19:46:45,513 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,520 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:45,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:45,520 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:45,520 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 19:46:45,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:45,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,555 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,556 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-22 19:46:45,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:45,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:45,565 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:45,566 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 19:46:45,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:45,578 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,613 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,614 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-22 19:46:45,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:45,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,622 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:45,622 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:45,664 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-22 19:46:45,664 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-22 19:46:45,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,764 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,765 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-22 19:46:45,765 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,776 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-22 19:46:45,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,786 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:45,786 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:45,786 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:45,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:45,787 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:45,787 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 19:46:45,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:45,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,821 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,823 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-22 19:46:45,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:45,863 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:45,863 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:45,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:45,864 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:45,864 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 19:46:45,864 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:45,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:45,892 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:45,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:45,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:45,894 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:45,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-22 19:46:45,908 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:45,915 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:45,915 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:45,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:45,916 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:45,916 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:45,940 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-22 19:46:45,940 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-22 19:46:45,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,003 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2021-12-22 19:46:46,004 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-22 19:46:46,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,005 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-22 19:46:46,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,014 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,014 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 19:46:46,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:46,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:46,014 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:46,015 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:46,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:46,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,059 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,060 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-22 19:46:46,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,072 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 19:46:46,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:46,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:46,072 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:46,073 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:46,073 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:46,088 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,104 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,105 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,106 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-22 19:46:46,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,115 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 19:46:46,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,116 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:46,116 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:46,145 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-22 19:46:46,145 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-22 19:46:46,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,226 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-22 19:46:46,226 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,227 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-22 19:46:46,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,237 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,237 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:46,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:46,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,237 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:46,237 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:46,238 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 19:46:46,238 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:46,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,280 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,280 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,281 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-22 19:46:46,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,291 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,291 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:46,291 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:46,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:46,291 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:46,292 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 19:46:46,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:46,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,325 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,327 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-22 19:46:46,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,336 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:46,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,336 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:46,336 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:46,375 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-22 19:46:46,376 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-22 19:46:46,507 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,531 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-22 19:46:46,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,532 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,560 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,567 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,567 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:46,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:46,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:46,567 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:46,568 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:46,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:46,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-22 19:46:46,579 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,599 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,600 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-22 19:46:46,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,610 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:46,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:46,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:46,610 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:46,611 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:46,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:46,626 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,644 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-22 19:46:46,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,653 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:46,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,653 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:46,653 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:46,690 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-22 19:46:46,690 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-22 19:46:46,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,773 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,773 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-22 19:46:46,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,774 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-22 19:46:46,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,783 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,783 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:46,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:46,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:46,783 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 19:46:46,784 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:46:46,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:46,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,836 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,836 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,852 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,853 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-22 19:46:46,854 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,861 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,861 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:46,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:46,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:46,861 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 19:46:46,862 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:46:46,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:46,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:46,894 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:46,895 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:46,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:46,896 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:46,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-22 19:46:46,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:46,905 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:46,905 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:46,905 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:46,905 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:46,905 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 19:46:46,950 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2021-12-22 19:46:46,950 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2021-12-22 19:46:47,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:47,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:47,100 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-22 19:46:47,100 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2021-12-22 19:46:47,100 INFO L793 eck$LassoCheckResult]: Loop: 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2021-12-22 19:46:47,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:46:47,101 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-12-22 19:46:47,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:46:47,101 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157266851] [2021-12-22 19:46:47,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:46:47,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:46:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:47,106 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:46:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:47,110 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:46:47,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:46:47,111 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-12-22 19:46:47,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:46:47,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737968696] [2021-12-22 19:46:47,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:46:47,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:46:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:47,115 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:46:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:47,118 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:46:47,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 19:46:47,119 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-12-22 19:46:47,119 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 19:46:47,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383704681] [2021-12-22 19:46:47,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 19:46:47,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 19:46:47,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:47,127 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 19:46:47,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 19:46:47,134 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 19:46:47,209 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 19:46:47,209 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 19:46:47,209 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 19:46:47,210 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 19:46:47,210 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-22 19:46:47,210 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:47,210 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 19:46:47,210 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 19:46:47,210 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-22 19:46:47,210 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 19:46:47,210 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 19:46:47,211 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:47,258 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:47,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:47,518 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 19:46:47,518 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-22 19:46:47,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:47,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:47,519 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:47,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-22 19:46:47,522 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-22 19:46:47,522 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 19:46:47,573 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:47,573 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:47,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:47,574 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:47,592 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-22 19:46:47,592 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-22 19:46:47,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-22 19:46:47,651 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-22 19:46:47,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:47,656 INFO L210 LassoAnalysis]: Preferences: [2021-12-22 19:46:47,656 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-22 19:46:47,656 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-22 19:46:47,656 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-22 19:46:47,656 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-22 19:46:47,657 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:47,657 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-22 19:46:47,657 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-22 19:46:47,657 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-22 19:46:47,657 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-22 19:46:47,657 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-22 19:46:47,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:47,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:47,718 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-22 19:46:47,973 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-22 19:46:47,973 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-22 19:46:47,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:47,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:47,975 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:47,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-22 19:46:47,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:47,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:47,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:47,983 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:47,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:46:47,997 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2021-12-22 19:46:47,997 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-22 19:46:48,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,070 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,070 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,071 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-22 19:46:48,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:46:48,080 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:46:48,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,139 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,141 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-22 19:46:48,143 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-22 19:46:48,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-22 19:46:48,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,197 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-22 19:46:48,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,212 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-22 19:46:48,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,220 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:48,221 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:48,241 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-22 19:46:48,242 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-22 19:46:48,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,298 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,311 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,312 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-22 19:46:48,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,320 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:48,320 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 19:46:48,321 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,351 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,352 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-22 19:46:48,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,361 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:48,361 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 19:46:48,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-12-22 19:46:48,389 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-22 19:46:48,389 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,390 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-22 19:46:48,392 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,398 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,399 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:48,399 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:48,428 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-22 19:46:48,428 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-22 19:46:48,481 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,501 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,503 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-22 19:46:48,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,516 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,517 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:48,517 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:48,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,518 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,535 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2021-12-22 19:46:48,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,537 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,539 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-22 19:46:48,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,554 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:48,555 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:48,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,556 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,574 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,574 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-22 19:46:48,574 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,575 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-22 19:46:48,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,585 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:48,585 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:48,626 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-22 19:46:48,627 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-22 19:46:48,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,716 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,724 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-22 19:46:48,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,747 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,747 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,747 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:48,748 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 19:46:48,748 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,780 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 [2021-12-22 19:46:48,781 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,784 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-22 19:46:48,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-22 19:46:48,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,793 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:48,794 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 19:46:48,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:48,834 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-22 19:46:48,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,835 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-22 19:46:48,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,844 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:48,844 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:48,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,844 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:48,844 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:48,870 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-22 19:46:48,870 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-22 19:46:48,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:48,973 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-22 19:46:48,974 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:48,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:48,975 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:48,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-22 19:46:48,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:48,985 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:48,985 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:48,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:48,985 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:48,985 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:48,985 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:48,985 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 19:46:48,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:48,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,003 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-22 19:46:49,003 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,004 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-22 19:46:49,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,013 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:49,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:49,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:49,013 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-22 19:46:49,013 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-22 19:46:49,013 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:49,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,043 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-22 19:46:49,044 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-22 19:46:49,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,045 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,045 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-22 19:46:49,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,054 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 19:46:49,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,054 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:49,054 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:49,096 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-22 19:46:49,096 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-22 19:46:49,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:49,195 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,199 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-22 19:46:49,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,207 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,208 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 19:46:49,208 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:49,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:49,208 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:49,208 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:49,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:49,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:49,235 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,236 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-22 19:46:49,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,246 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-22 19:46:49,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:49,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:49,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:49,247 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:49,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:49,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,298 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-22 19:46:49,299 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-22 19:46:49,299 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,300 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-22 19:46:49,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,320 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,320 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:49,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,320 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:49,320 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:49,355 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-22 19:46:49,356 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-22 19:46:49,521 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:49,539 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,540 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-22 19:46:49,559 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,565 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:49,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:49,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:49,565 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:49,566 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 19:46:49,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:49,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:49,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,597 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-22 19:46:49,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,606 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,606 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:49,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:49,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:49,606 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-22 19:46:49,607 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-22 19:46:49,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:49,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:49,639 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-22 19:46:49,639 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,640 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-22 19:46:49,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,649 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:49,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,649 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:49,649 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:49,673 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-22 19:46:49,674 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-22 19:46:49,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:49,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,757 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,757 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-22 19:46:49,759 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 [2021-12-22 19:46:49,765 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,765 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:49,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:49,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:49,765 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:49,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:49,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:49,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,796 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:49,796 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,797 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-22 19:46:49,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,806 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,806 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-22 19:46:49,806 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:49,806 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,806 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:49,806 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-22 19:46:49,807 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-22 19:46:49,807 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:49,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:49,827 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:49,829 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-22 19:46:49,829 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:49,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:49,830 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:49,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-22 19:46:49,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:49,839 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:49,839 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:49,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:49,839 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-22 19:46:49,839 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 19:46:49,875 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2021-12-22 19:46:49,875 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2021-12-22 19:46:50,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:50,056 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-22 19:46:50,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:50,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:50,057 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:50,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-22 19:46:50,059 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:50,066 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:50,066 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:50,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:50,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:50,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:50,066 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 19:46:50,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:46:50,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:50,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:50,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:50,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-22 19:46:50,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 19:46:50,099 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-22 19:46:50,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-22 19:46:50,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-22 19:46:50,108 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-22 19:46:50,108 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-22 19:46:50,108 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-22 19:46:50,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-22 19:46:50,108 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-22 19:46:50,108 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-22 19:46:50,109 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-22 19:46:50,109 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-22 19:46:50,118 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-22 19:46:50,134 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-22 19:46:50,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.12 07:46:50 BoogieIcfgContainer [2021-12-22 19:46:50,138 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-22 19:46:50,138 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 19:46:50,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 19:46:50,139 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 19:46:50,139 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 07:46:43" (3/4) ... [2021-12-22 19:46:50,141 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-22 19:46:50,141 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 19:46:50,142 INFO L158 Benchmark]: Toolchain (without parser) took 6827.04ms. Allocated memory was 88.1MB in the beginning and 157.3MB in the end (delta: 69.2MB). Free memory was 57.2MB in the beginning and 93.9MB in the end (delta: -36.7MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2021-12-22 19:46:50,142 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 35.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:46:50,142 INFO L158 Benchmark]: CACSL2BoogieTranslator took 135.85ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 56.9MB in the beginning and 106.7MB in the end (delta: -49.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-22 19:46:50,142 INFO L158 Benchmark]: Boogie Procedure Inliner took 15.71ms. Allocated memory is still 127.9MB. Free memory was 106.7MB in the beginning and 105.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:46:50,142 INFO L158 Benchmark]: Boogie Preprocessor took 8.73ms. Allocated memory is still 127.9MB. Free memory was 105.2MB in the beginning and 104.6MB in the end (delta: 625.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:46:50,143 INFO L158 Benchmark]: RCFGBuilder took 160.03ms. Allocated memory is still 127.9MB. Free memory was 104.6MB in the beginning and 96.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-22 19:46:50,143 INFO L158 Benchmark]: BuchiAutomizer took 6500.50ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 96.2MB in the beginning and 94.2MB in the end (delta: 2.0MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. [2021-12-22 19:46:50,143 INFO L158 Benchmark]: Witness Printer took 2.56ms. Allocated memory is still 157.3MB. Free memory was 94.2MB in the beginning and 93.9MB in the end (delta: 309.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:46:50,144 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory was 44.6MB in the beginning and 44.6MB in the end (delta: 35.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 135.85ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 56.9MB in the beginning and 106.7MB in the end (delta: -49.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 15.71ms. Allocated memory is still 127.9MB. Free memory was 106.7MB in the beginning and 105.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 8.73ms. Allocated memory is still 127.9MB. Free memory was 105.2MB in the beginning and 104.6MB in the end (delta: 625.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 160.03ms. Allocated memory is still 127.9MB. Free memory was 104.6MB in the beginning and 96.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6500.50ms. Allocated memory was 127.9MB in the beginning and 157.3MB in the end (delta: 29.4MB). Free memory was 96.2MB in the beginning and 94.2MB in the end (delta: 2.0MB). Peak memory consumption was 92.0MB. Max. memory is 16.1GB. * Witness Printer took 2.56ms. Allocated memory is still 157.3MB. Free memory was 94.2MB in the beginning and 93.9MB in the end (delta: 309.4kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.4s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.4s. 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: inital66 mio100 ax100 hnf100 lsp134 ukn78 mio100 lsp100 div197 bol100 ite100 ukn100 eq137 hnf97 smp57 dnf247 smp62 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 208ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2;" "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" Loop: "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-22 19:46:50,173 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