./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 e8d55036 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-?-e8d5503-m [2023-02-15 23:12:10,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 23:12:10,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 23:12:10,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 23:12:10,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 23:12:10,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 23:12:10,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 23:12:10,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 23:12:10,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 23:12:10,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 23:12:10,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 23:12:10,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 23:12:10,389 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 23:12:10,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 23:12:10,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 23:12:10,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 23:12:10,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 23:12:10,393 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 23:12:10,395 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 23:12:10,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 23:12:10,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 23:12:10,398 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 23:12:10,399 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 23:12:10,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 23:12:10,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 23:12:10,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 23:12:10,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 23:12:10,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 23:12:10,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 23:12:10,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 23:12:10,406 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 23:12:10,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 23:12:10,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 23:12:10,408 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 23:12:10,409 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 23:12:10,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 23:12:10,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 23:12:10,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 23:12:10,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 23:12:10,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 23:12:10,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 23:12:10,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-15 23:12:10,430 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 23:12:10,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 23:12:10,430 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 23:12:10,430 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 23:12:10,431 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 23:12:10,432 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 23:12:10,432 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 23:12:10,432 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-15 23:12:10,432 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-15 23:12:10,433 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-15 23:12:10,433 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-15 23:12:10,433 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-15 23:12:10,433 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-15 23:12:10,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 23:12:10,434 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 23:12:10,434 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 23:12:10,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 23:12:10,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-15 23:12:10,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-15 23:12:10,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-15 23:12:10,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 23:12:10,435 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-15 23:12:10,435 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 23:12:10,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-15 23:12:10,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 23:12:10,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 23:12:10,436 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 23:12:10,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 23:12:10,437 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-15 23:12:10,438 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2023-02-15 23:12:10,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 23:12:10,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 23:12:10,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 23:12:10,727 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 23:12:10,728 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 23:12:10,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2023-02-15 23:12:11,856 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 23:12:12,027 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 23:12:12,027 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2023-02-15 23:12:12,032 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dbd46928/11c0675998624de1a08a6084036e5e29/FLAGf9f8a5d88 [2023-02-15 23:12:12,044 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dbd46928/11c0675998624de1a08a6084036e5e29 [2023-02-15 23:12:12,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 23:12:12,048 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 23:12:12,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 23:12:12,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 23:12:12,052 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 23:12:12,053 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ebe87af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12, skipping insertion in model container [2023-02-15 23:12:12,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,060 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 23:12:12,072 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 23:12:12,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 23:12:12,200 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 23:12:12,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 23:12:12,227 INFO L208 MainTranslator]: Completed translation [2023-02-15 23:12:12,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12 WrapperNode [2023-02-15 23:12:12,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 23:12:12,231 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 23:12:12,231 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 23:12:12,232 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 23:12:12,238 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,244 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,257 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2023-02-15 23:12:12,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 23:12:12,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 23:12:12,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 23:12:12,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 23:12:12,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,276 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 23:12:12,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 23:12:12,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 23:12:12,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 23:12:12,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (1/1) ... [2023-02-15 23:12:12,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:12,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:12,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:12,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-02-15 23:12:12,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 23:12:12,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 23:12:12,417 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 23:12:12,419 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 23:12:12,528 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 23:12:12,533 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 23:12:12,533 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-15 23:12:12,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 11:12:12 BoogieIcfgContainer [2023-02-15 23:12:12,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 23:12:12,540 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-15 23:12:12,540 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-15 23:12:12,543 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-15 23:12:12,544 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 23:12:12,544 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.02 11:12:12" (1/3) ... [2023-02-15 23:12:12,545 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@fe994fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.02 11:12:12, skipping insertion in model container [2023-02-15 23:12:12,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 23:12:12,546 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:12:12" (2/3) ... [2023-02-15 23:12:12,546 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@fe994fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.02 11:12:12, skipping insertion in model container [2023-02-15 23:12:12,546 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 23:12:12,547 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 11:12:12" (3/3) ... [2023-02-15 23:12:12,550 INFO L332 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2023-02-15 23:12:12,632 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-15 23:12:12,632 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-15 23:12:12,633 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-15 23:12:12,633 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-15 23:12:12,633 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-15 23:12:12,633 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-15 23:12:12,633 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-15 23:12:12,633 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-15 23:12:12,637 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) [2023-02-15 23:12:12,652 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-15 23:12:12,653 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-15 23:12:12,653 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-15 23:12:12,658 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-15 23:12:12,659 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-15 23:12:12,659 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-15 23:12:12,659 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) [2023-02-15 23:12:12,661 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-15 23:12:12,662 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-15 23:12:12,662 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-15 23:12:12,662 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2023-02-15 23:12:12,663 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-15 23:12:12,670 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 3#L22true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 8#L23true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 11#L24true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 6#L25true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 9#L26true assume main_~a~0#1 == main_~b~0#1; 12#L27-2true [2023-02-15 23:12:12,671 INFO L750 eck$LassoCheckResult]: Loop: 12#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; 12#L27-2true [2023-02-15 23:12:12,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:12:12,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2023-02-15 23:12:12,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:12:12,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530249677] [2023-02-15 23:12:12,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:12:12,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:12:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:12:12,781 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:12:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:12:12,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:12:12,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:12:12,804 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times [2023-02-15 23:12:12,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:12:12,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060072540] [2023-02-15 23:12:12,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:12:12,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:12:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:12:12,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:12:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:12:12,831 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:12:12,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:12:12,833 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 1 times [2023-02-15 23:12:12,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:12:12,834 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105700598] [2023-02-15 23:12:12,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:12:12,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:12:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:12:12,848 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:12:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:12:12,865 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:12:12,951 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 23:12:12,952 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 23:12:12,952 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 23:12:12,952 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 23:12:12,952 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 23:12:12,952 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:12,953 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 23:12:12,953 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 23:12:12,953 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2023-02-15 23:12:12,953 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 23:12:12,953 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 23:12:12,969 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:12,979 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:12,983 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,122 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 23:12:13,123 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 23:12:13,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,128 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) [2023-02-15 23:12:13,129 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 [2023-02-15 23:12:13,133 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:12:13,133 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:13,151 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-15 23:12:13,151 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: [] [2023-02-15 23:12:13,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:13,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,162 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) [2023-02-15 23:12:13,164 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 [2023-02-15 23:12:13,166 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:12:13,166 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:13,201 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-15 23:12:13,201 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: [] [2023-02-15 23:12:13,205 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 [2023-02-15 23:12:13,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,207 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:13,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-02-15 23:12:13,213 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:12:13,214 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:13,255 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:13,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,257 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:13,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-02-15 23:12:13,261 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 23:12:13,261 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:13,531 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-15 23:12:13,531 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, 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=0, 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=-2, ULTIMATE.start_main_~y~0#1=-8, ULTIMATE.start_main_~b~0#1=-2}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=1, ULTIMATE.start_main_~y~0#1=7, ULTIMATE.start_main_~b~0#1=1}, {ULTIMATE.start_main_~x~0#1=7, ULTIMATE.start_main_~a~0#1=1, ULTIMATE.start_main_~y~0#1=-8, ULTIMATE.start_main_~b~0#1=1}] Lambdas: [1, 1, 1] Nus: [0, 0] [2023-02-15 23:12:13,537 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-02-15 23:12:13,625 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 23:12:13,626 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 23:12:13,626 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 23:12:13,627 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 23:12:13,627 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 23:12:13,627 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,627 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 23:12:13,628 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 23:12:13,628 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2023-02-15 23:12:13,628 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 23:12:13,628 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 23:12:13,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,640 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,644 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,674 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,677 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,681 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,691 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:13,784 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 23:12:13,785 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 23:12:13,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,789 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:13,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-02-15 23:12:13,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:12:13,801 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:13,825 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-15 23:12:13,825 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: [] [2023-02-15 23:12:13,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:13,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,835 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:13,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-02-15 23:12:13,840 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:12:13,840 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:13,866 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-15 23:12:13,866 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2023-02-15 23:12:13,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:13,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,875 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:13,886 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:12:13,887 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:13,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-02-15 23:12:13,909 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2023-02-15 23:12:13,909 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: [] [2023-02-15 23:12:13,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:13,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,919 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:13,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-02-15 23:12:13,923 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:12:13,923 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:13,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-02-15 23:12:13,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:13,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:13,979 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:13,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-02-15 23:12:13,983 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 23:12:13,984 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:12:14,017 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 23:12:14,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,023 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 23:12:14,024 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 23:12:14,024 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 23:12:14,024 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 23:12:14,024 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 23:12:14,024 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,024 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 23:12:14,024 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 23:12:14,024 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2023-02-15 23:12:14,024 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 23:12:14,024 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 23:12:14,029 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:14,033 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:14,038 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:14,040 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:14,043 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:14,048 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:14,050 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:14,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:12:14,179 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 23:12:14,182 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 23:12:14,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,185 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-02-15 23:12:14,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:12:14,207 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 23:12:14,208 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-15 23:12:14,225 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,231 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-02-15 23:12:14,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:12:14,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:12:14,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,259 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,261 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:12:14,284 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:12:14,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-02-15 23:12:14,292 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,295 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-02-15 23:12:14,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,297 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-02-15 23:12:14,302 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,308 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,308 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,309 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,309 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:12:14,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:12:14,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,316 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,317 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-02-15 23:12:14,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:12:14,328 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 23:12:14,328 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-02-15 23:12:14,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,346 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-02-15 23:12:14,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,348 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-02-15 23:12:14,360 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:12:14,368 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:12:14,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,392 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,412 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,412 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-15 23:12:14,412 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:12:14,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-02-15 23:12:14,427 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2023-02-15 23:12:14,427 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 23:12:14,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,467 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,469 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-02-15 23:12:14,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,481 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:12:14,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:12:14,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,496 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,497 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 23:12:14,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,498 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-02-15 23:12:14,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,523 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:14,526 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 23:12:14,526 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 23:12:14,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,555 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,556 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,576 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:14,576 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:14,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-02-15 23:12:14,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,598 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,600 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,623 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:14,624 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:14,624 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-02-15 23:12:14,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,646 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,661 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,661 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:14,662 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:14,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-02-15 23:12:14,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,672 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,685 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:14,687 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 23:12:14,687 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 23:12:14,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2023-02-15 23:12:14,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,698 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-02-15 23:12:14,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,700 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2023-02-15 23:12:14,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,712 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,712 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,712 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,712 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:14,713 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:14,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,722 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,728 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,730 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2023-02-15 23:12:14,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,742 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,742 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-15 23:12:14,742 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:14,765 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2023-02-15 23:12:14,765 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-15 23:12:14,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,810 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,825 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:14,826 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:14,826 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2023-02-15 23:12:14,837 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,844 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,845 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 23:12:14,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,846 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2023-02-15 23:12:14,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,862 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,862 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,862 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,862 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:12:14,865 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 23:12:14,866 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 23:12:14,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2023-02-15 23:12:14,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,888 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,898 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,906 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:12:14,907 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:12:14,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2023-02-15 23:12:14,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,922 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,924 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2023-02-15 23:12:14,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,938 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:12:14,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:12:14,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:14,957 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:14,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:14,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:14,958 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:14,969 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:14,976 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:14,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:14,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:14,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:14,977 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:12:14,978 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:12:14,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:14,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2023-02-15 23:12:15,001 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,005 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:15,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,007 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2023-02-15 23:12:15,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,020 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:12:15,031 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2023-02-15 23:12:15,032 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2023-02-15 23:12:15,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2023-02-15 23:12:15,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,053 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2023-02-15 23:12:15,056 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,063 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,063 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:12:15,064 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:12:15,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,069 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:15,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,070 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2023-02-15 23:12:15,073 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,080 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-15 23:12:15,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:12:15,100 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2023-02-15 23:12:15,100 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2023-02-15 23:12:15,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,158 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:15,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,165 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2023-02-15 23:12:15,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,217 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,217 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:12:15,220 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:12:15,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,225 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2023-02-15 23:12:15,225 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 23:12:15,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,226 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2023-02-15 23:12:15,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,236 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,236 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,236 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:12:15,238 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 23:12:15,239 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 23:12:15,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2023-02-15 23:12:15,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,265 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,267 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2023-02-15 23:12:15,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,275 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:12:15,275 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:12:15,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,290 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,294 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2023-02-15 23:12:15,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,295 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2023-02-15 23:12:15,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,304 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:12:15,305 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:12:15,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:15,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,340 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,360 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,360 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,360 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:12:15,361 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:12:15,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2023-02-15 23:12:15,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:15,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,382 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2023-02-15 23:12:15,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,392 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:12:15,395 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2023-02-15 23:12:15,395 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2023-02-15 23:12:15,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:15,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,406 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,426 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:12:15,426 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:12:15,427 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,428 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2023-02-15 23:12:15,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,444 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:15,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,446 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2023-02-15 23:12:15,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,467 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-15 23:12:15,467 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:12:15,491 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2023-02-15 23:12:15,491 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2023-02-15 23:12:15,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2023-02-15 23:12:15,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,564 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2023-02-15 23:12:15,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:12:15,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,574 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:12:15,575 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:12:15,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,589 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2023-02-15 23:12:15,589 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 23:12:15,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,590 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,591 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2023-02-15 23:12:15,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,599 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:12:15,600 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:12:15,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,600 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:15,602 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 23:12:15,602 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 23:12:15,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2023-02-15 23:12:15,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,624 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,625 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) [2023-02-15 23:12:15,632 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 [2023-02-15 23:12:15,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:12:15,639 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:12:15,640 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,640 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:15,640 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:15,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,650 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-02-15 23:12:15,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,656 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) [2023-02-15 23:12:15,657 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 [2023-02-15 23:12:15,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,666 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:12:15,666 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:12:15,666 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,666 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:15,667 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:15,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,671 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 [2023-02-15 23:12:15,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,672 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) [2023-02-15 23:12:15,676 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 [2023-02-15 23:12:15,677 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:12:15,689 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:12:15,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,689 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:15,689 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:15,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,694 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2023-02-15 23:12:15,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,695 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2023-02-15 23:12:15,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:12:15,715 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:12:15,716 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,716 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,716 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:15,717 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2023-02-15 23:12:15,717 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2023-02-15 23:12:15,728 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,731 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 [2023-02-15 23:12:15,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,732 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,733 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2023-02-15 23:12:15,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,742 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:12:15,742 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:12:15,742 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:12:15,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:12:15,742 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:15,743 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:12:15,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:12:15,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:12:15,751 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-02-15 23:12:15,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,753 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:15,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2023-02-15 23:12:15,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:12:15,763 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:12:15,763 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:12:15,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:12:15,763 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2023-02-15 23:12:15,763 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:12:15,775 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2023-02-15 23:12:15,776 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-15 23:12:15,835 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-02-15 23:12:15,906 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2023-02-15 23:12:15,906 INFO L444 ModelExtractionUtils]: 18 out of 42 variables were initially zero. Simplification set additionally 12 variables to zero. [2023-02-15 23:12:15,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:12:15,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:12:15,985 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:12:16,001 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-02-15 23:12:16,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2023-02-15 23:12:16,019 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2023-02-15 23:12:16,019 INFO L513 LassoAnalysis]: Proved termination. [2023-02-15 23:12:16,019 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~y~0#1 + 1 f1 = 2*ULTIMATE.start_main_~x~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] [2023-02-15 23:12:16,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:16,041 INFO L156 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2023-02-15 23:12:16,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:12:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 23:12:16,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2023-02-15 23:12:16,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 23:12:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-02-15 23:12:16,114 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjunts are in the unsatisfiable core [2023-02-15 23:12:16,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-02-15 23:12:16,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-02-15 23:12:16,141 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2023-02-15 23:12:16,143 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) [2023-02-15 23:12:16,219 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. [2023-02-15 23:12:16,222 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 [2023-02-15 23:12:16,230 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) [2023-02-15 23:12:16,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2023-02-15 23:12:16,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 1 letters. [2023-02-15 23:12:16,233 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-15 23:12:16,233 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 1 letters. [2023-02-15 23:12:16,233 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-15 23:12:16,233 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2023-02-15 23:12:16,234 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-02-15 23:12:16,234 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2023-02-15 23:12:16,239 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-02-15 23:12:16,242 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2023-02-15 23:12:16,242 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-02-15 23:12:16,242 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-02-15 23:12:16,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-02-15 23:12:16,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-02-15 23:12:16,243 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-15 23:12:16,243 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-15 23:12:16,243 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-02-15 23:12:16,243 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-02-15 23:12:16,244 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-02-15 23:12:16,244 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-02-15 23:12:16,244 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-02-15 23:12:16,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.02 11:12:16 BoogieIcfgContainer [2023-02-15 23:12:16,251 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-15 23:12:16,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-15 23:12:16,252 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-15 23:12:16,252 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-15 23:12:16,252 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 11:12:12" (3/4) ... [2023-02-15 23:12:16,255 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-15 23:12:16,255 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-15 23:12:16,256 INFO L158 Benchmark]: Toolchain (without parser) took 4207.48ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 79.8MB in the beginning and 84.3MB in the end (delta: -4.5MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-02-15 23:12:16,257 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 123.7MB. Free memory was 97.0MB in the beginning and 96.8MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 23:12:16,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.20ms. Allocated memory is still 123.7MB. Free memory was 79.3MB in the beginning and 70.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-15 23:12:16,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.65ms. Allocated memory is still 123.7MB. Free memory was 70.0MB in the beginning and 68.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-15 23:12:16,258 INFO L158 Benchmark]: Boogie Preprocessor took 19.15ms. Allocated memory is still 123.7MB. Free memory was 68.8MB in the beginning and 67.9MB in the end (delta: 966.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 23:12:16,258 INFO L158 Benchmark]: RCFGBuilder took 259.53ms. Allocated memory is still 123.7MB. Free memory was 67.9MB in the beginning and 58.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-15 23:12:16,258 INFO L158 Benchmark]: BuchiAutomizer took 3710.76ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 58.3MB in the beginning and 84.3MB in the end (delta: -26.0MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-02-15 23:12:16,259 INFO L158 Benchmark]: Witness Printer took 3.53ms. Allocated memory is still 155.2MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 23:12:16,260 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 123.7MB. Free memory was 97.0MB in the beginning and 96.8MB in the end (delta: 134.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179.20ms. Allocated memory is still 123.7MB. Free memory was 79.3MB in the beginning and 70.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.65ms. Allocated memory is still 123.7MB. Free memory was 70.0MB in the beginning and 68.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.15ms. Allocated memory is still 123.7MB. Free memory was 68.8MB in the beginning and 67.9MB in the end (delta: 966.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 259.53ms. Allocated memory is still 123.7MB. Free memory was 67.9MB in the beginning and 58.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 3710.76ms. Allocated memory was 123.7MB in the beginning and 155.2MB in the end (delta: 31.5MB). Free memory was 58.3MB in the beginning and 84.3MB in the end (delta: -26.0MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Witness Printer took 3.53ms. Allocated memory is still 155.2MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-phase ranking function (if y + 1 > 0 then 1 else 0), (if y + 1 > 0 then y + 1 else 2 * x + 1) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.3s. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 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: 114ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-02-15 23:12:16,273 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2023-02-15 23:12:16,478 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