./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/Gothenburg-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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-crafted/Gothenburg-1.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 17:01:11,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 17:01:11,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 17:01:11,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 17:01:11,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 17:01:11,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 17:01:11,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 17:01:11,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 17:01:11,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 17:01:11,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 17:01:11,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 17:01:11,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 17:01:11,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 17:01:11,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 17:01:11,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 17:01:11,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 17:01:11,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 17:01:11,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 17:01:11,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 17:01:11,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 17:01:11,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 17:01:11,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 17:01:11,175 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 17:01:11,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 17:01:11,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 17:01:11,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 17:01:11,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 17:01:11,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 17:01:11,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 17:01:11,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 17:01:11,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 17:01:11,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 17:01:11,180 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 17:01:11,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 17:01:11,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 17:01:11,182 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 17:01:11,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 17:01:11,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 17:01:11,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 17:01:11,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 17:01:11,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 17:01:11,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-19 17:01:11,211 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 17:01:11,217 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 17:01:11,218 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 17:01:11,218 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 17:01:11,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 17:01:11,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 17:01:11,220 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 17:01:11,220 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-19 17:01:11,220 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-19 17:01:11,221 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-19 17:01:11,221 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-19 17:01:11,221 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-19 17:01:11,222 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-19 17:01:11,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 17:01:11,222 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 17:01:11,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 17:01:11,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 17:01:11,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-19 17:01:11,222 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-19 17:01:11,222 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-19 17:01:11,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 17:01:11,223 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-19 17:01:11,223 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 17:01:11,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-19 17:01:11,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 17:01:11,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 17:01:11,223 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 17:01:11,224 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 17:01:11,224 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 17:01:11,225 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-19 17:01:11,225 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2021-12-19 17:01:11,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 17:01:11,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 17:01:11,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 17:01:11,440 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 17:01:11,440 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 17:01:11,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-12-19 17:01:11,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54bfe78cd/bda8fa00b0ef4f0e95cbe3264ad42713/FLAGc5a324ca7 [2021-12-19 17:01:11,834 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 17:01:11,835 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-12-19 17:01:11,843 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54bfe78cd/bda8fa00b0ef4f0e95cbe3264ad42713/FLAGc5a324ca7 [2021-12-19 17:01:12,266 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54bfe78cd/bda8fa00b0ef4f0e95cbe3264ad42713 [2021-12-19 17:01:12,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 17:01:12,268 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 17:01:12,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 17:01:12,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 17:01:12,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 17:01:12,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a15fff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12, skipping insertion in model container [2021-12-19 17:01:12,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 17:01:12,287 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 17:01:12,407 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:01:12,409 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 17:01:12,418 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 17:01:12,426 INFO L208 MainTranslator]: Completed translation [2021-12-19 17:01:12,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12 WrapperNode [2021-12-19 17:01:12,426 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 17:01:12,427 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 17:01:12,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 17:01:12,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 17:01:12,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,447 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2021-12-19 17:01:12,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 17:01:12,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 17:01:12,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 17:01:12,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 17:01:12,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 17:01:12,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 17:01:12,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 17:01:12,462 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 17:01:12,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (1/1) ... [2021-12-19 17:01:12,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:12,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:12,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:12,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-19 17:01:12,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 17:01:12,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 17:01:12,570 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 17:01:12,572 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 17:01:12,651 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 17:01:12,656 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 17:01:12,656 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-19 17:01:12,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:01:12 BoogieIcfgContainer [2021-12-19 17:01:12,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 17:01:12,658 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-19 17:01:12,658 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-19 17:01:12,660 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-19 17:01:12,661 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:01:12,661 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.12 05:01:12" (1/3) ... [2021-12-19 17:01:12,662 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3daf5ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:01:12, skipping insertion in model container [2021-12-19 17:01:12,662 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:01:12,662 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 05:01:12" (2/3) ... [2021-12-19 17:01:12,663 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3daf5ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.12 05:01:12, skipping insertion in model container [2021-12-19 17:01:12,663 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-19 17:01:12,663 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:01:12" (3/3) ... [2021-12-19 17:01:12,664 INFO L388 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2021-12-19 17:01:12,692 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-19 17:01:12,693 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-19 17:01:12,693 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-19 17:01:12,693 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-19 17:01:12,693 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-19 17:01:12,693 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-19 17:01:12,693 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-19 17:01:12,693 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-19 17:01:12,702 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:01:12,713 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-19 17:01:12,713 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:01:12,714 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:01:12,717 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:01:12,717 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-19 17:01:12,717 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-19 17:01:12,719 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:01:12,720 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-19 17:01:12,720 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-19 17:01:12,720 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-19 17:01:12,720 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2021-12-19 17:01:12,720 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-19 17:01:12,725 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 4#L22true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 8#L23true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 12#L24true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 7#L25true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 9#L26true assume main_~a~0#1 == main_~b~0#1; 13#L27-2true [2021-12-19 17:01:12,725 INFO L793 eck$LassoCheckResult]: Loop: 13#L27-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 13#L27-2true [2021-12-19 17:01:12,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:01:12,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2021-12-19 17:01:12,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:01:12,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951474281] [2021-12-19 17:01:12,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:01:12,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:01:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:01:12,801 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:01:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:01:12,832 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:01:12,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:01:12,843 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times [2021-12-19 17:01:12,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:01:12,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384126103] [2021-12-19 17:01:12,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:01:12,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:01:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:01:12,853 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:01:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:01:12,863 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:01:12,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:01:12,866 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 1 times [2021-12-19 17:01:12,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 17:01:12,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583310517] [2021-12-19 17:01:12,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 17:01:12,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 17:01:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:01:12,883 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-19 17:01:12,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-19 17:01:12,897 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-19 17:01:13,001 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:01:13,002 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:01:13,002 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:01:13,002 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:01:13,002 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:01:13,002 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:13,002 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:01:13,003 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:01:13,003 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2021-12-19 17:01:13,003 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:01:13,003 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:01:13,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,035 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,038 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,114 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:01:13,114 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:01:13,116 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:13,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:13,134 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:13,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-19 17:01:13,184 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:01:13,184 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:13,200 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:01:13,201 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:01:13,217 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-12-19 17:01:13,217 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:13,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:13,219 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:13,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-19 17:01:13,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:01:13,222 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:13,234 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:01:13,234 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:01:13,252 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:13,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:13,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:13,255 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:13,256 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-19 17:01:13,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:01:13,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:13,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:13,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:13,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:13,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:13,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-19 17:01:13,364 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:01:13,364 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:13,669 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:01:13,669 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=-7, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=-8} Honda state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=-7, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=-8} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=4, ULTIMATE.start_main_~y~0#1=-2, ULTIMATE.start_main_~b~0#1=4}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=4, ULTIMATE.start_main_~y~0#1=0, ULTIMATE.start_main_~b~0#1=4}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=-8, ULTIMATE.start_main_~y~0#1=0, ULTIMATE.start_main_~b~0#1=-8}] Lambdas: [1, 3, 1] Nus: [0, 1] [2021-12-19 17:01:13,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:13,773 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:01:13,773 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:01:13,773 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:01:13,787 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:01:13,787 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-19 17:01:13,787 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:13,787 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:01:13,788 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:01:13,788 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-12-19 17:01:13,788 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:01:13,788 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:01:13,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,803 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,805 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,822 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:13,954 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:01:13,954 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-19 17:01:13,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:13,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:13,956 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:13,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-19 17:01:13,959 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:01:13,959 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:13,971 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:01:13,972 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:01:13,987 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-12-19 17:01:13,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:13,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,003 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-19 17:01:14,005 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:01:14,006 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:14,013 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:01:14,014 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:01:14,035 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-12-19 17:01:14,036 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,037 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,038 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-19 17:01:14,039 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:01:14,039 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:14,046 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-19 17:01:14,046 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-19 17:01:14,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,082 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-19 17:01:14,103 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-19 17:01:14,104 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:14,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,165 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,166 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-19 17:01:14,168 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-19 17:01:14,168 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-19 17:01:14,215 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-19 17:01:14,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,221 INFO L210 LassoAnalysis]: Preferences: [2021-12-19 17:01:14,221 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-19 17:01:14,221 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-19 17:01:14,221 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-19 17:01:14,221 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-19 17:01:14,222 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,222 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-19 17:01:14,222 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-19 17:01:14,222 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-12-19 17:01:14,222 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-19 17:01:14,222 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-19 17:01:14,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:14,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:14,230 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:14,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:14,235 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:14,238 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:14,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:14,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-19 17:01:14,342 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-19 17:01:14,345 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-19 17:01:14,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,348 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-19 17:01:14,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:01:14,374 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:01:14,374 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:01:14,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,409 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,411 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-19 17:01:14,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,420 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:01:14,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:01:14,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,470 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,472 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-19 17:01:14,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:01:14,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:01:14,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,500 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,504 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-19 17:01:14,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:01:14,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:01:14,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,532 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2021-12-19 17:01:14,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,549 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-19 17:01:14,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:01:14,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-19 17:01:14,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-19 17:01:14,569 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,587 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-19 17:01:14,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:01:14,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:01:14,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,633 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,634 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-19 17:01:14,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,643 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 17:01:14,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:01:14,654 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-12-19 17:01:14,654 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:01:14,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,693 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,693 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,700 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-19 17:01:14,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,709 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,710 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-19 17:01:14,710 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-19 17:01:14,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,743 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,744 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-19 17:01:14,744 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,759 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-19 17:01:14,765 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,772 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,772 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,772 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:14,775 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-19 17:01:14,775 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-19 17:01:14,788 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,806 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-19 17:01:14,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,814 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,815 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:14,815 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:14,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,841 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,842 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,843 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-19 17:01:14,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,856 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:14,856 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:14,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,884 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-19 17:01:14,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,893 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,893 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:14,894 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:14,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,912 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,913 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-19 17:01:14,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,925 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:14,927 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-19 17:01:14,927 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-19 17:01:14,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,954 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,955 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-19 17:01:14,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,964 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:14,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:14,964 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:14,965 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:14,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:14,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:14,981 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:14,982 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:14,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:14,983 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:14,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-19 17:01:14,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:14,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:14,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:14,992 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 17:01:14,992 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:15,004 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-12-19 17:01:15,004 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-19 17:01:15,029 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,048 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-12-19 17:01:15,048 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,049 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-19 17:01:15,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,059 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,059 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:15,060 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:15,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,093 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-19 17:01:15,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,094 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-19 17:01:15,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,103 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:01:15,106 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 17:01:15,106 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:01:15,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,132 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 [2021-12-19 17:01:15,133 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,134 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-19 17:01:15,136 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,142 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,143 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:01:15,143 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:01:15,143 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,174 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2021-12-19 17:01:15,175 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,175 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,176 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-19 17:01:15,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,186 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:01:15,187 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:01:15,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-12-19 17:01:15,208 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,209 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,210 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-19 17:01:15,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:01:15,219 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:01:15,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-19 17:01:15,237 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,238 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-19 17:01:15,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,247 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:01:15,249 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-19 17:01:15,249 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-19 17:01:15,277 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,298 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-19 17:01:15,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:01:15,308 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:01:15,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,342 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-19 17:01:15,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,361 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 17:01:15,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:01:15,376 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-12-19 17:01:15,376 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-12-19 17:01:15,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,433 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,448 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-19 17:01:15,472 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,472 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-19 17:01:15,473 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-19 17:01:15,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,512 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-19 17:01:15,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,513 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-19 17:01:15,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,523 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:01:15,526 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-19 17:01:15,526 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-19 17:01:15,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,576 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-19 17:01:15,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,585 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,585 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,585 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,585 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:01:15,586 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:01:15,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,600 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,619 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,620 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-19 17:01:15,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,629 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,629 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,629 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:01:15,629 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:01:15,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,661 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,662 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-19 17:01:15,664 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,671 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:01:15,672 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:01:15,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,698 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,699 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,700 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-19 17:01:15,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,721 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:01:15,724 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-19 17:01:15,724 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-19 17:01:15,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-19 17:01:15,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,758 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-19 17:01:15,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,769 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:01:15,770 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:01:15,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,790 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,790 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,791 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-19 17:01:15,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,801 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 17:01:15,801 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:01:15,817 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-12-19 17:01:15,818 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-12-19 17:01:15,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,880 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-19 17:01:15,882 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 [2021-12-19 17:01:15,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-19 17:01:15,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,889 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-19 17:01:15,889 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-19 17:01:15,889 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,916 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-19 17:01:15,916 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-19 17:01:15,916 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,917 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-19 17:01:15,920 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 [2021-12-19 17:01:15,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:01:15,926 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:01:15,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,927 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:15,928 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-19 17:01:15,928 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-19 17:01:15,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,956 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,957 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:15,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-19 17:01:15,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:15,969 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:01:15,969 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:01:15,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:15,969 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:15,969 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:15,969 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:15,970 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:15,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:15,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:15,991 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:15,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:15,991 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:15,992 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) [2021-12-19 17:01:15,993 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 [2021-12-19 17:01:15,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:16,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:01:16,001 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:01:16,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:16,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:16,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:16,002 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:16,002 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:16,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:16,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:16,035 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 [2021-12-19 17:01:16,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:16,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:16,036 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) [2021-12-19 17:01:16,037 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 [2021-12-19 17:01:16,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:16,045 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:01:16,045 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:01:16,045 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:16,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:16,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:16,045 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:16,046 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:16,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:16,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:16,077 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 [2021-12-19 17:01:16,077 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:16,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:16,078 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:16,082 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-19 17:01:16,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:16,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:01:16,090 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:01:16,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:16,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:16,090 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:16,091 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-19 17:01:16,091 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-19 17:01:16,102 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:16,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-19 17:01:16,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:16,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:16,120 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:16,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-19 17:01:16,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:16,128 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:01:16,128 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:01:16,128 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-19 17:01:16,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:16,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-19 17:01:16,128 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:16,130 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-19 17:01:16,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-19 17:01:16,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-19 17:01:16,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:16,148 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:16,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:16,152 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:16,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-19 17:01:16,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-19 17:01:16,161 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-19 17:01:16,161 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-19 17:01:16,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-19 17:01:16,161 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-12-19 17:01:16,161 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-19 17:01:16,182 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-12-19 17:01:16,182 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-19 17:01:16,260 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-19 17:01:16,371 INFO L443 ModelExtractionUtils]: Simplification made 21 calls to the SMT solver. [2021-12-19 17:01:16,371 INFO L444 ModelExtractionUtils]: 9 out of 42 variables were initially zero. Simplification set additionally 21 variables to zero. [2021-12-19 17:01:16,373 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-19 17:01:16,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 17:01:16,374 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-19 17:01:16,427 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-19 17:01:16,428 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-19 17:01:16,455 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2021-12-19 17:01:16,455 INFO L513 LassoAnalysis]: Proved termination. [2021-12-19 17:01:16,456 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 2*ULTIMATE.start_main_~x~0#1 + 1 f1 = 3*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [1*ULTIMATE.start_main_~a~0#1 - 1*ULTIMATE.start_main_~b~0#1 >= 0, -1*ULTIMATE.start_main_~a~0#1 + 1*ULTIMATE.start_main_~b~0#1 >= 0] [2021-12-19 17:01:16,473 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-19 17:01:16,482 INFO L297 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2021-12-19 17:01:16,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 17:01:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:01:16,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 17:01:16,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:01:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 17:01:16,551 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-19 17:01:16,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 17:01:16,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 17:01:16,572 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-12-19 17:01:16,573 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:01:16,634 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-12-19 17:01:16,646 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 states have internal predecessors, (18), 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). Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 32 transitions. Complement of second has 5 states. [2021-12-19 17:01:16,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-12-19 17:01:16,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 17:01:16,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2021-12-19 17:01:16,653 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 1 letters. [2021-12-19 17:01:16,653 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:01:16,654 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 1 letters. [2021-12-19 17:01:16,654 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:01:16,654 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2021-12-19 17:01:16,654 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-19 17:01:16,655 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2021-12-19 17:01:16,657 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 17:01:16,658 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2021-12-19 17:01:16,659 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-19 17:01:16,659 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-19 17:01:16,659 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-19 17:01:16,659 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-19 17:01:16,659 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:01:16,659 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:01:16,660 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 17:01:16,660 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-19 17:01:16,660 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-19 17:01:16,660 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-19 17:01:16,660 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-19 17:01:16,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.12 05:01:16 BoogieIcfgContainer [2021-12-19 17:01:16,664 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-19 17:01:16,665 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 17:01:16,665 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 17:01:16,665 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 17:01:16,665 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 05:01:12" (3/4) ... [2021-12-19 17:01:16,667 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-19 17:01:16,668 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 17:01:16,668 INFO L158 Benchmark]: Toolchain (without parser) took 4399.60ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 67.7MB in the beginning and 98.4MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:01:16,668 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 107.0MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:01:16,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 156.32ms. Allocated memory is still 107.0MB. Free memory was 67.5MB in the beginning and 83.4MB in the end (delta: -15.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-19 17:01:16,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.77ms. Allocated memory is still 107.0MB. Free memory was 83.4MB in the beginning and 81.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:01:16,669 INFO L158 Benchmark]: Boogie Preprocessor took 12.43ms. Allocated memory is still 107.0MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:01:16,669 INFO L158 Benchmark]: RCFGBuilder took 196.10ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 72.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-19 17:01:16,670 INFO L158 Benchmark]: BuchiAutomizer took 4006.33ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 72.0MB in the beginning and 99.5MB in the end (delta: -27.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 17:01:16,670 INFO L158 Benchmark]: Witness Printer took 2.92ms. Allocated memory is still 130.0MB. Free memory was 99.5MB in the beginning and 98.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-19 17:01:16,671 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 107.0MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 156.32ms. Allocated memory is still 107.0MB. Free memory was 67.5MB in the beginning and 83.4MB in the end (delta: -15.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.77ms. Allocated memory is still 107.0MB. Free memory was 83.4MB in the beginning and 81.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.43ms. Allocated memory is still 107.0MB. Free memory was 81.9MB in the beginning and 80.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 196.10ms. Allocated memory is still 107.0MB. Free memory was 80.8MB in the beginning and 72.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 4006.33ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 72.0MB in the beginning and 99.5MB in the end (delta: -27.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.92ms. Allocated memory is still 130.0MB. Free memory was 99.5MB in the beginning and 98.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-phase ranking function (if 2 * x + 1 > 0 then 1 else 0), (if 2 * x + 1 > 0 then 2 * x + 1 else 3 * y + 1) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 18 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital43 mio100 ax131 hnf100 lsp76 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq152 hnf95 smp100 dnf157 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 69ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.7s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-19 17:01:16,695 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE