./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/hard2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-nla/hard2-both-t.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09318cf675e9b95108fb52b17fe9685be47734cc0094cd07befb1b0aea734d9d --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 09:24:07,101 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 09:24:07,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 09:24:07,162 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 09:24:07,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 09:24:07,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 09:24:07,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 09:24:07,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 09:24:07,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 09:24:07,169 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 09:24:07,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 09:24:07,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 09:24:07,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 09:24:07,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 09:24:07,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 09:24:07,174 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 09:24:07,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 09:24:07,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 09:24:07,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 09:24:07,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 09:24:07,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 09:24:07,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 09:24:07,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 09:24:07,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 09:24:07,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 09:24:07,184 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 09:24:07,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 09:24:07,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 09:24:07,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 09:24:07,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 09:24:07,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 09:24:07,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 09:24:07,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 09:24:07,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 09:24:07,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 09:24:07,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 09:24:07,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 09:24:07,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 09:24:07,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 09:24:07,192 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 09:24:07,193 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 09:24:07,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-12-16 09:24:07,213 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 09:24:07,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 09:24:07,214 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 09:24:07,214 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 09:24:07,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 09:24:07,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 09:24:07,215 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 09:24:07,216 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-16 09:24:07,216 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-16 09:24:07,216 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-16 09:24:07,216 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-16 09:24:07,217 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-16 09:24:07,217 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-16 09:24:07,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 09:24:07,217 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 09:24:07,218 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 09:24:07,218 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 09:24:07,218 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 09:24:07,218 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 09:24:07,219 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-16 09:24:07,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-16 09:24:07,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-16 09:24:07,219 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 09:24:07,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 09:24:07,220 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-16 09:24:07,220 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 09:24:07,220 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-16 09:24:07,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 09:24:07,221 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 09:24:07,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 09:24:07,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 09:24:07,221 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 09:24:07,222 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-16 09:24:07,223 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09318cf675e9b95108fb52b17fe9685be47734cc0094cd07befb1b0aea734d9d [2021-12-16 09:24:07,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 09:24:07,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 09:24:07,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 09:24:07,473 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 09:24:07,474 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 09:24:07,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/hard2-both-t.c [2021-12-16 09:24:07,532 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/978319c00/2660dd136bb048f5be5b63a6e5637a61/FLAGcab2099c5 [2021-12-16 09:24:07,915 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 09:24:07,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/hard2-both-t.c [2021-12-16 09:24:07,924 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/978319c00/2660dd136bb048f5be5b63a6e5637a61/FLAGcab2099c5 [2021-12-16 09:24:08,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/978319c00/2660dd136bb048f5be5b63a6e5637a61 [2021-12-16 09:24:08,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 09:24:08,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 09:24:08,332 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 09:24:08,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 09:24:08,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 09:24:08,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@acc20d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08, skipping insertion in model container [2021-12-16 09:24:08,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 09:24:08,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 09:24:08,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 09:24:08,499 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 09:24:08,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 09:24:08,519 INFO L208 MainTranslator]: Completed translation [2021-12-16 09:24:08,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08 WrapperNode [2021-12-16 09:24:08,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 09:24:08,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 09:24:08,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 09:24:08,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 09:24:08,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,543 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 36 [2021-12-16 09:24:08,543 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 09:24:08,544 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 09:24:08,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 09:24:08,544 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 09:24:08,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,551 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,552 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 09:24:08,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 09:24:08,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 09:24:08,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 09:24:08,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (1/1) ... [2021-12-16 09:24:08,568 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:08,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:08,588 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) [2021-12-16 09:24:08,616 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 [2021-12-16 09:24:08,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 09:24:08,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 09:24:08,663 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 09:24:08,664 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 09:24:08,735 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 09:24:08,740 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 09:24:08,740 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-16 09:24:08,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 09:24:08 BoogieIcfgContainer [2021-12-16 09:24:08,742 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 09:24:08,743 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-16 09:24:08,743 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-16 09:24:08,745 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-16 09:24:08,746 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-16 09:24:08,746 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.12 09:24:08" (1/3) ... [2021-12-16 09:24:08,747 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e6dfe2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.12 09:24:08, skipping insertion in model container [2021-12-16 09:24:08,747 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-16 09:24:08,747 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 09:24:08" (2/3) ... [2021-12-16 09:24:08,748 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5e6dfe2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.12 09:24:08, skipping insertion in model container [2021-12-16 09:24:08,748 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-16 09:24:08,748 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 09:24:08" (3/3) ... [2021-12-16 09:24:08,749 INFO L388 chiAutomizerObserver]: Analyzing ICFG hard2-both-t.c [2021-12-16 09:24:08,784 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-16 09:24:08,784 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-16 09:24:08,784 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-16 09:24:08,785 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-16 09:24:08,785 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-16 09:24:08,785 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-16 09:24:08,785 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-16 09:24:08,785 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-16 09:24:08,801 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 09:24:08,819 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-16 09:24:08,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-16 09:24:08,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-16 09:24:08,824 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-16 09:24:08,824 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-16 09:24:08,824 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-16 09:24:08,824 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-16 09:24:08,826 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-16 09:24:08,826 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-16 09:24:08,826 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-16 09:24:08,827 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-16 09:24:08,827 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-16 09:24:08,832 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 10#L33-2true [2021-12-16 09:24:08,832 INFO L793 eck$LassoCheckResult]: Loop: 10#L33-2true assume !false; 12#L37true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 10#L33-2true [2021-12-16 09:24:08,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 09:24:08,837 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-16 09:24:08,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 09:24:08,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940173439] [2021-12-16 09:24:08,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 09:24:08,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 09:24:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:08,900 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-16 09:24:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:08,916 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-16 09:24:08,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 09:24:08,918 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-12-16 09:24:08,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 09:24:08,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644195469] [2021-12-16 09:24:08,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 09:24:08,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 09:24:08,923 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-16 09:24:08,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [213384285] [2021-12-16 09:24:08,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 09:24:08,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 09:24:08,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:08,926 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 09:24:08,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-16 09:24:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:08,969 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-16 09:24:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:08,976 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-16 09:24:08,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 09:24:08,978 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-12-16 09:24:08,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 09:24:08,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880300541] [2021-12-16 09:24:08,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 09:24:08,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 09:24:08,983 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-16 09:24:08,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1158070119] [2021-12-16 09:24:08,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 09:24:08,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 09:24:08,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:08,991 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 09:24:09,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-16 09:24:09,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:09,028 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-16 09:24:09,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:09,035 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-16 09:24:09,184 INFO L210 LassoAnalysis]: Preferences: [2021-12-16 09:24:09,184 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-16 09:24:09,185 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-16 09:24:09,185 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-16 09:24:09,186 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-16 09:24:09,186 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,186 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-16 09:24:09,186 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-16 09:24:09,187 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2021-12-16 09:24:09,187 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-16 09:24:09,187 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-16 09:24:09,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:09,225 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:09,227 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:09,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:09,317 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-16 09:24:09,317 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-16 09:24:09,320 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,364 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) [2021-12-16 09:24:09,367 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-16 09:24:09,367 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-16 09:24:09,368 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 [2021-12-16 09:24:09,420 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 [2021-12-16 09:24:09,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,422 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,423 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) [2021-12-16 09:24:09,424 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 [2021-12-16 09:24:09,425 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-16 09:24:09,425 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-16 09:24:09,468 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-16 09:24:09,495 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 [2021-12-16 09:24:09,496 INFO L210 LassoAnalysis]: Preferences: [2021-12-16 09:24:09,496 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-16 09:24:09,496 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-16 09:24:09,496 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-16 09:24:09,496 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-16 09:24:09,496 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,496 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-16 09:24:09,497 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-16 09:24:09,497 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2021-12-16 09:24:09,497 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-16 09:24:09,497 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-16 09:24:09,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:09,502 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:09,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:09,531 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:09,600 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-16 09:24:09,604 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-16 09:24:09,605 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,608 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) [2021-12-16 09:24:09,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:09,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:09,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:09,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:09,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-16 09:24:09,631 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-16 09:24:09,632 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-16 09:24:09,636 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 [2021-12-16 09:24:09,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:09,662 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 [2021-12-16 09:24:09,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,663 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) [2021-12-16 09:24:09,665 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 [2021-12-16 09:24:09,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:09,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:09,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:09,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:09,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:09,674 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-16 09:24:09,675 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-16 09:24:09,675 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:09,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:09,703 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 [2021-12-16 09:24:09,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,705 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) [2021-12-16 09:24:09,706 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 [2021-12-16 09:24:09,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:09,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:09,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:09,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:09,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-16 09:24:09,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-16 09:24:09,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-16 09:24:09,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:09,767 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 [2021-12-16 09:24:09,768 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,769 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) [2021-12-16 09:24:09,778 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:09,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:09,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:09,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:09,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:09,786 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-16 09:24:09,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-16 09:24:09,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:09,795 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 [2021-12-16 09:24:09,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:09,827 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 [2021-12-16 09:24:09,828 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-16 09:24:09,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,829 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) [2021-12-16 09:24:09,830 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 [2021-12-16 09:24:09,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:09,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:09,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:09,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:09,839 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:09,841 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-16 09:24:09,842 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-16 09:24:09,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:09,865 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 [2021-12-16 09:24:09,866 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,867 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) [2021-12-16 09:24:09,868 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 [2021-12-16 09:24:09,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:09,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:09,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:09,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:09,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:09,878 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:09,878 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-16 09:24:09,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:09,890 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:09,915 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 [2021-12-16 09:24:09,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,917 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) [2021-12-16 09:24:09,919 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 [2021-12-16 09:24:09,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:09,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:09,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:09,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:09,928 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:09,937 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-16 09:24:09,937 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-16 09:24:09,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:09,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-12-16 09:24:09,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:09,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:09,985 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) [2021-12-16 09:24:09,986 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 [2021-12-16 09:24:09,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:09,992 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:09,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:09,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:09,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:09,993 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:09,994 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-16 09:24:09,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:10,006 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2021-12-16 09:24:10,025 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-16 09:24:10,026 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,027 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) [2021-12-16 09:24:10,029 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 [2021-12-16 09:24:10,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:10,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,036 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:10,040 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:10,040 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:10,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,098 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 [2021-12-16 09:24:10,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,100 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) [2021-12-16 09:24:10,106 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,111 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 [2021-12-16 09:24:10,113 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:10,113 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:10,113 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,113 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,114 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:10,114 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:10,114 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:10,119 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,136 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 [2021-12-16 09:24:10,136 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,137 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) [2021-12-16 09:24:10,138 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 [2021-12-16 09:24:10,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:10,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,146 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:10,160 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:10,160 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:10,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,212 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 [2021-12-16 09:24:10,212 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,213 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) [2021-12-16 09:24:10,221 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 [2021-12-16 09:24:10,222 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,229 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:10,229 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:10,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,229 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:10,230 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:10,230 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:10,245 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,267 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 [2021-12-16 09:24:10,267 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-16 09:24:10,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,269 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) [2021-12-16 09:24:10,270 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 [2021-12-16 09:24:10,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:10,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,277 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:10,280 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-16 09:24:10,280 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-16 09:24:10,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,313 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:10,314 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,315 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) [2021-12-16 09:24:10,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:10,329 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:10,329 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,329 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,329 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:10,330 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-16 09:24:10,330 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:10,330 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 [2021-12-16 09:24:10,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,346 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 [2021-12-16 09:24:10,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,347 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) [2021-12-16 09:24:10,349 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 [2021-12-16 09:24:10,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:10,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,356 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:10,368 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-16 09:24:10,368 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-16 09:24:10,410 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,435 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 [2021-12-16 09:24:10,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,437 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) [2021-12-16 09:24:10,439 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 [2021-12-16 09:24:10,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:10,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:10,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,446 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,446 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:10,446 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-16 09:24:10,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:10,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,463 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 [2021-12-16 09:24:10,463 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-16 09:24:10,463 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,464 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) [2021-12-16 09:24:10,466 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 [2021-12-16 09:24:10,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,473 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:10,473 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:10,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,473 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:10,475 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-16 09:24:10,475 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-16 09:24:10,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,518 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 [2021-12-16 09:24:10,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,520 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) [2021-12-16 09:24:10,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,534 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:10,534 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:10,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:10,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,534 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:10,535 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-16 09:24:10,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:10,538 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 [2021-12-16 09:24:10,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,565 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 [2021-12-16 09:24:10,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,567 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) [2021-12-16 09:24:10,567 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 [2021-12-16 09:24:10,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,574 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:10,574 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:10,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,574 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:10,581 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-16 09:24:10,581 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-16 09:24:10,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-16 09:24:10,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,791 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) [2021-12-16 09:24:10,791 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 [2021-12-16 09:24:10,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,799 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:10,799 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:10,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:10,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,799 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:10,800 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-16 09:24:10,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:10,827 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,855 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 [2021-12-16 09:24:10,855 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-16 09:24:10,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,856 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) [2021-12-16 09:24:10,857 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 [2021-12-16 09:24:10,858 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:10,864 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-16 09:24:10,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:10,867 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:10,867 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:10,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,918 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 [2021-12-16 09:24:10,919 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,920 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) [2021-12-16 09:24:10,923 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,931 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:10,931 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-16 09:24:10,931 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:10,931 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,932 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:10,933 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:10,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:10,935 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 [2021-12-16 09:24:10,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:10,966 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 [2021-12-16 09:24:10,966 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:10,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:10,967 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) [2021-12-16 09:24:10,968 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 [2021-12-16 09:24:10,970 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:10,976 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:10,976 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-16 09:24:10,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:10,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:10,977 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:10,986 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:10,987 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:23,040 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2021-12-16 09:24:23,044 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 [2021-12-16 09:24:23,044 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:23,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:23,045 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) [2021-12-16 09:24:23,046 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 [2021-12-16 09:24:23,047 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 [2021-12-16 09:24:23,055 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:23,055 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-16 09:24:23,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:23,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:23,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:23,056 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:23,058 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:23,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:23,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:23,084 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-16 09:24:23,084 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-16 09:24:23,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:23,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:23,085 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) [2021-12-16 09:24:23,086 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 [2021-12-16 09:24:23,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:23,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:23,093 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:23,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:23,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:23,094 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:23,098 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-16 09:24:23,098 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-16 09:24:23,114 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:23,138 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 [2021-12-16 09:24:23,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:23,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:23,140 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) [2021-12-16 09:24:23,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:23,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:23,156 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:23,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:23,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:23,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:23,156 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:23,157 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-16 09:24:23,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:23,174 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 [2021-12-16 09:24:23,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:23,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-16 09:24:23,198 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:23,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:23,199 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) [2021-12-16 09:24:23,207 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 [2021-12-16 09:24:23,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:23,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:23,214 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:23,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:23,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:23,214 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:23,228 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-16 09:24:23,228 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-16 09:24:35,262 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2021-12-16 09:24:35,267 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 [2021-12-16 09:24:35,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:35,268 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:35,269 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) [2021-12-16 09:24:35,270 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 [2021-12-16 09:24:35,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:35,282 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:35,282 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:35,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:35,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:35,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:35,283 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:35,284 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-16 09:24:35,284 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:35,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:35,303 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-16 09:24:35,303 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-16 09:24:35,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:35,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:35,304 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) [2021-12-16 09:24:35,305 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 [2021-12-16 09:24:35,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:35,313 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:35,313 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:35,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:35,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:35,313 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:35,315 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:35,315 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:35,325 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:35,340 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-16 09:24:35,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:35,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:35,341 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) [2021-12-16 09:24:35,342 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 [2021-12-16 09:24:35,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:35,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:35,350 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:35,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:35,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:35,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:35,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:35,351 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:35,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:35,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:35,367 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 [2021-12-16 09:24:35,368 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:35,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:35,368 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) [2021-12-16 09:24:35,371 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 [2021-12-16 09:24:35,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:35,378 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:35,378 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:35,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:35,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:35,378 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:35,386 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:35,386 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:35,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:35,453 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 [2021-12-16 09:24:35,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:35,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:35,472 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) [2021-12-16 09:24:35,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:35,504 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:35,504 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:35,504 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:35,504 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:35,504 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:35,504 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:35,505 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:35,505 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:35,507 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 [2021-12-16 09:24:35,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:35,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-12-16 09:24:35,543 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-16 09:24:35,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:35,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:35,544 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) [2021-12-16 09:24:35,544 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 [2021-12-16 09:24:35,545 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:35,552 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:35,552 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:35,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:35,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:35,552 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-16 09:24:35,558 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-16 09:24:35,558 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-16 09:24:35,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:35,578 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 [2021-12-16 09:24:35,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:35,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:35,579 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) [2021-12-16 09:24:35,580 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 [2021-12-16 09:24:35,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:35,587 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:35,588 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:35,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:35,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:35,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:35,588 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-16 09:24:35,589 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-16 09:24:35,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:35,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:35,645 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 [2021-12-16 09:24:35,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:35,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:35,646 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) [2021-12-16 09:24:35,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:35,660 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:35,660 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:35,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:35,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:35,661 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-16 09:24:35,667 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 [2021-12-16 09:24:35,672 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-16 09:24:35,672 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-16 09:24:36,505 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:36,521 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 [2021-12-16 09:24:36,522 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:36,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:36,522 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) [2021-12-16 09:24:36,524 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 [2021-12-16 09:24:36,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:36,532 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:36,532 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:36,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:36,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:36,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:36,533 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-16 09:24:36,533 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-16 09:24:36,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:36,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:36,583 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-16 09:24:36,584 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-16 09:24:36,584 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 11#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0; 10#L33-2true assume !false; 12#L37true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 10#L33-2true [2021-12-16 09:24:36,584 INFO L793 eck$LassoCheckResult]: Loop: 10#L33-2true assume !false; 12#L37true assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1; 10#L33-2true [2021-12-16 09:24:36,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 09:24:36,585 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2021-12-16 09:24:36,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 09:24:36,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239869576] [2021-12-16 09:24:36,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 09:24:36,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 09:24:36,589 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-16 09:24:36,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [119098756] [2021-12-16 09:24:36,590 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-16 09:24:36,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 09:24:36,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:36,596 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 09:24:36,596 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2021-12-16 09:24:36,616 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-16 09:24:36,616 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-16 09:24:36,616 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-16 09:24:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:36,622 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-16 09:24:36,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 09:24:36,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2021-12-16 09:24:36,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 09:24:36,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192133241] [2021-12-16 09:24:36,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 09:24:36,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 09:24:36,625 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-16 09:24:36,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [604309072] [2021-12-16 09:24:36,625 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-16 09:24:36,625 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 09:24:36,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:36,626 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 09:24:36,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2021-12-16 09:24:36,648 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-16 09:24:36,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-16 09:24:36,648 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-16 09:24:36,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:36,650 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-16 09:24:36,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 09:24:36,651 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2021-12-16 09:24:36,651 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 09:24:36,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1977363873] [2021-12-16 09:24:36,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 09:24:36,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 09:24:36,655 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-16 09:24:36,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1011741706] [2021-12-16 09:24:36,655 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-16 09:24:36,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-16 09:24:36,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:36,663 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-16 09:24:36,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2021-12-16 09:24:36,690 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-16 09:24:36,691 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-12-16 09:24:36,691 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-16 09:24:36,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-16 09:24:36,705 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-16 09:24:36,795 INFO L210 LassoAnalysis]: Preferences: [2021-12-16 09:24:36,795 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-16 09:24:36,795 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-16 09:24:36,795 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-16 09:24:36,795 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-16 09:24:36,795 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:36,796 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-16 09:24:36,796 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-16 09:24:36,796 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2021-12-16 09:24:36,796 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-16 09:24:36,796 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-16 09:24:36,799 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:36,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:36,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:36,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:36,881 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-16 09:24:36,881 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-16 09:24:36,881 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:36,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:36,883 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) [2021-12-16 09:24:36,883 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 [2021-12-16 09:24:36,885 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-16 09:24:36,885 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-16 09:24:36,907 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-16 09:24:36,907 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-16 09:24:36,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:36,932 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:36,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:36,933 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) [2021-12-16 09:24:36,934 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 [2021-12-16 09:24:36,935 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-16 09:24:36,935 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-16 09:24:36,956 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-16 09:24:36,956 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~q~0#1=0} Honda state: {ULTIMATE.start_main_~q~0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-16 09:24:36,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:36,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:36,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:36,982 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) [2021-12-16 09:24:36,987 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-16 09:24:36,988 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-16 09:24:36,996 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 [2021-12-16 09:24:37,011 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-16 09:24:37,012 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-16 09:24:37,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:37,037 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,038 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) [2021-12-16 09:24:37,044 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-16 09:24:37,044 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-16 09:24:37,053 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 [2021-12-16 09:24:37,091 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 [2021-12-16 09:24:37,091 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,093 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) [2021-12-16 09:24:37,095 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-16 09:24:37,095 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-16 09:24:37,107 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 [2021-12-16 09:24:37,119 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-16 09:24:37,144 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 [2021-12-16 09:24:37,145 INFO L210 LassoAnalysis]: Preferences: [2021-12-16 09:24:37,145 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-16 09:24:37,145 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-16 09:24:37,145 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-16 09:24:37,145 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-16 09:24:37,145 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,145 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-16 09:24:37,145 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-16 09:24:37,145 INFO L133 ssoRankerPreferences]: Filename of dumped script: hard2-both-t.c_Iteration1_Lasso [2021-12-16 09:24:37,145 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-16 09:24:37,145 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-16 09:24:37,147 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:37,150 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:37,152 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:37,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-16 09:24:37,223 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-16 09:24:37,223 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-16 09:24:37,223 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,228 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) [2021-12-16 09:24:37,229 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 [2021-12-16 09:24:37,230 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,236 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,236 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:37,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,236 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-16 09:24:37,237 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-16 09:24:37,237 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:37,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:37,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,278 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) [2021-12-16 09:24:37,284 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 [2021-12-16 09:24:37,290 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,291 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-16 09:24:37,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-16 09:24:37,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-16 09:24:37,294 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 [2021-12-16 09:24:37,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,313 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-16 09:24:37,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,314 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) [2021-12-16 09:24:37,314 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 [2021-12-16 09:24:37,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:37,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-16 09:24:37,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-16 09:24:37,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:37,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,346 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 [2021-12-16 09:24:37,346 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,347 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) [2021-12-16 09:24:37,350 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,351 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 [2021-12-16 09:24:37,356 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,356 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-16 09:24:37,360 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-16 09:24:37,360 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-16 09:24:37,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,403 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 [2021-12-16 09:24:37,405 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-16 09:24:37,405 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,407 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) [2021-12-16 09:24:37,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,415 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 [2021-12-16 09:24:37,417 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:37,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,417 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:37,418 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-16 09:24:37,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:37,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,433 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-12-16 09:24:37,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,434 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) [2021-12-16 09:24:37,435 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 [2021-12-16 09:24:37,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,442 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:37,443 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-16 09:24:37,443 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-16 09:24:37,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,484 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 [2021-12-16 09:24:37,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,486 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) [2021-12-16 09:24:37,487 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 [2021-12-16 09:24:37,488 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:37,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,494 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:37,495 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-16 09:24:37,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:37,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,511 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 [2021-12-16 09:24:37,511 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,512 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) [2021-12-16 09:24:37,512 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 [2021-12-16 09:24:37,513 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 [2021-12-16 09:24:37,520 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,520 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:37,531 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-16 09:24:37,531 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-16 09:24:37,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:37,576 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-16 09:24:37,576 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,577 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) [2021-12-16 09:24:37,578 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 [2021-12-16 09:24:37,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:37,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,586 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:37,586 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:37,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:37,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,611 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 [2021-12-16 09:24:37,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,612 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) [2021-12-16 09:24:37,612 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 [2021-12-16 09:24:37,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,620 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:37,622 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:37,622 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:37,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,673 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 [2021-12-16 09:24:37,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,675 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:37,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:37,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,687 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:37,687 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:37,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:37,690 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-12-16 09:24:37,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:37,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,726 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:37,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,739 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:37,746 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:37,746 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:37,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-12-16 09:24:37,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:37,800 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-16 09:24:37,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,801 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:37,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:37,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,816 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:37,817 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-16 09:24:37,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:37,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-12-16 09:24:37,856 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:37,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,857 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:37,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-12-16 09:24:37,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,867 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:37,870 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-16 09:24:37,870 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-16 09:24:37,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,910 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:37,910 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,910 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,911 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:37,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,923 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,923 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:37,923 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,923 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:37,923 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-12-16 09:24:37,924 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-16 09:24:37,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:37,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:37,964 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:37,964 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:37,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:37,965 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:37,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:37,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-16 09:24:37,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:37,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:37,980 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:37,989 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-16 09:24:37,989 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-16 09:24:38,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-12-16 09:24:38,037 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:38,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:38,062 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-16 09:24:38,062 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:38,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:38,063 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:38,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-12-16 09:24:38,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:38,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:38,073 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:38,074 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:38,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:38,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:38,074 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:38,074 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-16 09:24:38,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:38,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:38,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:38,124 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:38,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:38,125 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:38,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-12-16 09:24:38,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:38,135 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:38,135 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:38,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:38,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:38,135 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:38,137 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-16 09:24:38,137 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-16 09:24:38,151 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:38,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:38,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:38,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:38,176 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:38,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-12-16 09:24:38,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:38,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:38,187 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:38,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:38,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:38,187 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:38,187 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:38,188 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-16 09:24:38,188 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:38,202 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:38,227 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:38,227 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:38,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:38,229 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:38,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-12-16 09:24:38,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:38,239 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:38,240 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:24:38,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:38,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:38,240 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-16 09:24:38,245 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-16 09:24:38,246 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-16 09:24:38,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:38,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:38,773 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-16 09:24:38,773 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:38,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:38,773 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:38,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-12-16 09:24:38,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:38,782 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:38,782 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-16 09:24:38,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:38,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:38,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:38,782 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:38,783 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:38,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:38,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:38,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-12-16 09:24:38,799 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:38,799 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:38,800 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:38,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-12-16 09:24:38,802 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:38,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:38,808 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-16 09:24:38,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:38,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:38,808 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:38,810 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:38,810 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:38,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:38,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-12-16 09:24:38,853 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:38,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:38,854 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:38,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-12-16 09:24:38,856 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 [2021-12-16 09:24:38,862 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:38,862 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-16 09:24:38,862 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:38,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:38,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:38,862 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:38,863 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:24:38,863 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:38,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:38,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2021-12-16 09:24:38,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:38,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:38,880 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:38,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-12-16 09:24:38,882 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:38,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:38,888 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-16 09:24:38,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:38,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:38,889 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:24:38,900 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:24:38,900 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:24:50,933 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2021-12-16 09:24:50,937 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2021-12-16 09:24:50,937 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-16 09:24:50,937 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:50,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:50,938 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:50,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-12-16 09:24:50,942 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:50,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:50,948 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:50,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:50,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:50,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:50,949 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:50,949 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-16 09:24:50,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:50,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:50,967 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:50,968 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:50,968 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:50,968 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:50,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:50,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-12-16 09:24:50,978 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:50,979 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:50,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:50,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:50,979 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:50,984 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-16 09:24:50,984 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-16 09:24:51,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:51,029 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-12-16 09:24:51,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:51,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:51,030 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:51,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-12-16 09:24:51,033 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:51,039 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:51,040 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:51,040 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:24:51,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:51,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:51,040 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:51,041 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-16 09:24:51,041 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:24:51,055 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:24:51,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-12-16 09:24:51,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:24:51,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:24:51,085 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:24:51,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-12-16 09:24:51,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:24:51,097 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:24:51,098 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:24:51,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:24:51,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:24:51,098 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-16 09:24:51,110 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-16 09:24:51,110 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-16 09:25:03,166 INFO L525 LassoAnalysis]: Proving termination failed: SMT Solver returned 'unknown'. [2021-12-16 09:25:03,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-12-16 09:25:03,171 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-16 09:25:03,171 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:25:03,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:25:03,172 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:25:03,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-12-16 09:25:03,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:25:03,182 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:25:03,182 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:25:03,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:25:03,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:25:03,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:25:03,183 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:25:03,183 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:25:03,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:25:03,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:25:03,206 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-12-16 09:25:03,207 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:25:03,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:25:03,207 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:25:03,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-12-16 09:25:03,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:25:03,216 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:25:03,216 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:25:03,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:25:03,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:25:03,216 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:25:03,218 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:25:03,218 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:25:03,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:25:03,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-12-16 09:25:03,236 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:25:03,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:25:03,237 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:25:03,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-12-16 09:25:03,239 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 [2021-12-16 09:25:03,246 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:25:03,246 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:25:03,246 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:25:03,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:25:03,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:25:03,246 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:25:03,246 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-16 09:25:03,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:25:03,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:25:03,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-12-16 09:25:03,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:25:03,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:25:03,263 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:25:03,264 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-12-16 09:25:03,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:25:03,275 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:25:03,275 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-16 09:25:03,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:25:03,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:25:03,275 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-16 09:25:03,288 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-16 09:25:03,288 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-16 09:25:03,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:25:03,378 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-12-16 09:25:03,378 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-16 09:25:03,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:25:03,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:25:03,379 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:25:03,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-12-16 09:25:03,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:25:03,387 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:25:03,387 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:25:03,387 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:25:03,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:25:03,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:25:03,387 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-16 09:25:03,388 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-16 09:25:03,388 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:25:03,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:25:03,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2021-12-16 09:25:03,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:25:03,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:25:03,424 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:25:03,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-12-16 09:25:03,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:25:03,432 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:25:03,432 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:25:03,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:25:03,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:25:03,433 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-16 09:25:03,435 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-16 09:25:03,435 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-16 09:25:03,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:25:03,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-12-16 09:25:03,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:25:03,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:25:03,471 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:25:03,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-12-16 09:25:03,494 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:25:03,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:25:03,500 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:25:03,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-16 09:25:03,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:25:03,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:25:03,500 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-16 09:25:03,501 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-16 09:25:03,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-16 09:25:03,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:25:03,533 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-12-16 09:25:03,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-16 09:25:03,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 09:25:03,534 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-16 09:25:03,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-12-16 09:25:03,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-16 09:25:03,543 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-16 09:25:03,543 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-16 09:25:03,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-16 09:25:03,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-16 09:25:03,543 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-16 09:25:03,554 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-16 09:25:03,554 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-16 09:25:04,008 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-16 09:25:04,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2021-12-16 09:25:04,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.12 09:25:04 BoogieIcfgContainer [2021-12-16 09:25:04,028 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-16 09:25:04,029 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-16 09:25:04,029 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-16 09:25:04,029 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-16 09:25:04,029 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 09:24:08" (3/4) ... [2021-12-16 09:25:04,031 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-16 09:25:04,031 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-16 09:25:04,032 INFO L158 Benchmark]: Toolchain (without parser) took 55703.37ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 59.0MB in the beginning and 77.4MB in the end (delta: -18.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-16 09:25:04,032 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory was 74.9MB in the beginning and 74.9MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 09:25:04,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188.91ms. Allocated memory is still 94.4MB. Free memory was 58.8MB in the beginning and 72.6MB in the end (delta: -13.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-12-16 09:25:04,033 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.45ms. Allocated memory is still 94.4MB. Free memory was 72.6MB in the beginning and 71.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 09:25:04,033 INFO L158 Benchmark]: Boogie Preprocessor took 13.62ms. Allocated memory is still 94.4MB. Free memory was 71.2MB in the beginning and 70.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-16 09:25:04,033 INFO L158 Benchmark]: RCFGBuilder took 183.53ms. Allocated memory is still 94.4MB. Free memory was 70.1MB in the beginning and 61.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-16 09:25:04,034 INFO L158 Benchmark]: BuchiAutomizer took 55285.98ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 61.5MB in the beginning and 77.4MB in the end (delta: -15.9MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2021-12-16 09:25:04,034 INFO L158 Benchmark]: Witness Printer took 2.27ms. Allocated memory is still 121.6MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 09:25:04,035 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 94.4MB. Free memory was 74.9MB in the beginning and 74.9MB in the end (delta: 42.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 188.91ms. Allocated memory is still 94.4MB. Free memory was 58.8MB in the beginning and 72.6MB in the end (delta: -13.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.45ms. Allocated memory is still 94.4MB. Free memory was 72.6MB in the beginning and 71.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 13.62ms. Allocated memory is still 94.4MB. Free memory was 71.2MB in the beginning and 70.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 183.53ms. Allocated memory is still 94.4MB. Free memory was 70.1MB in the beginning and 61.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 55285.98ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 61.5MB in the beginning and 77.4MB in the end (delta: -15.9MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * Witness Printer took 2.27ms. Allocated memory is still 121.6MB. Free memory is still 77.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 55.2s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 55.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital41 mio100 ax100 hnf100 lsp92 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq178 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unknown Degree: 3 Time: 12081ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 5 MotzkinApplications: 15 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~A~0#1, main_~B~0#1, main_~r~0#1, main_~d~0#1, main_~p~0#1, main_~q~0#1;havoc main_~A~0#1;havoc main_~B~0#1;havoc main_~r~0#1;havoc main_~d~0#1;havoc main_~p~0#1;havoc main_~q~0#1;main_~A~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~B~0#1 := 1;main_~r~0#1 := main_~A~0#1;main_~d~0#1 := main_~B~0#1;main_~p~0#1 := 1;main_~q~0#1 := 0;" "assume !false;" "assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" Loop: "assume !false;" "assume !!(main_~B~0#1 * main_~p~0#1 - main_~d~0#1 + main_~r~0#1 >= main_~d~0#1);main_~d~0#1 := 2 * main_~d~0#1;main_~p~0#1 := 2 * main_~p~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-16 09:25:04,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2021-12-16 09:25:04,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Ended with exit code 0 [2021-12-16 09:25:04,463 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2021-12-16 09:25:04,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-16 09:25:04,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-16 09:25:05,063 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN