./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 20ed64ec 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-memory-alloca/gcd1-alloca.i -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 160024a3cc4acfbc7213f984e87ef0c708b94aaf 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Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: No Interpolants --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 14:21:55,970 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 14:21:55,977 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 14:21:56,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 14:21:56,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 14:21:56,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 14:21:56,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 14:21:56,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 14:21:56,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 14:21:56,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 14:21:56,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 14:21:56,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 14:21:56,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 14:21:56,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 14:21:56,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 14:21:56,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 14:21:56,034 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 14:21:56,035 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 14:21:56,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 14:21:56,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 14:21:56,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 14:21:56,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 14:21:56,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 14:21:56,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 14:21:56,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 14:21:56,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 14:21:56,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 14:21:56,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 14:21:56,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 14:21:56,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 14:21:56,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 14:21:56,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 14:21:56,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 14:21:56,054 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 14:21:56,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 14:21:56,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 14:21:56,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 14:21:56,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 14:21:56,056 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 14:21:56,057 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 14:21:56,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 14:21:56,062 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-08-27 14:21:56,088 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 14:21:56,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 14:21:56,089 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 14:21:56,090 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 14:21:56,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 14:21:56,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 14:21:56,091 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 14:21:56,091 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 14:21:56,091 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 14:21:56,092 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 14:21:56,092 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 14:21:56,092 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 14:21:56,092 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 14:21:56,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 14:21:56,093 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 14:21:56,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 14:21:56,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 14:21:56,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 14:21:56,093 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 14:21:56,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 14:21:56,101 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 14:21:56,101 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 14:21:56,101 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 14:21:56,102 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 14:21:56,102 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 14:21:56,102 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 14:21:56,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 14:21:56,102 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 14:21:56,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 14:21:56,103 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 14:21:56,103 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 160024a3cc4acfbc7213f984e87ef0c708b94aaf [2021-08-27 14:21:56,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 14:21:56,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 14:21:56,365 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 14:21:56,365 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 14:21:56,366 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 14:21:56,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2021-08-27 14:21:56,424 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f86d077a4/2f2ea2b93d6847f3aa6ef6eedde862a4/FLAG6a513077b [2021-08-27 14:21:56,759 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 14:21:56,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/gcd1-alloca.i [2021-08-27 14:21:56,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f86d077a4/2f2ea2b93d6847f3aa6ef6eedde862a4/FLAG6a513077b [2021-08-27 14:21:57,142 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f86d077a4/2f2ea2b93d6847f3aa6ef6eedde862a4 [2021-08-27 14:21:57,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 14:21:57,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 14:21:57,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 14:21:57,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 14:21:57,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 14:21:57,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e8c172 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57, skipping insertion in model container [2021-08-27 14:21:57,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,163 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 14:21:57,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 14:21:57,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:21:57,378 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 14:21:57,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:21:57,448 INFO L208 MainTranslator]: Completed translation [2021-08-27 14:21:57,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57 WrapperNode [2021-08-27 14:21:57,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 14:21:57,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 14:21:57,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 14:21:57,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 14:21:57,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,470 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 14:21:57,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 14:21:57,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 14:21:57,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 14:21:57,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,513 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,525 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 14:21:57,526 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 14:21:57,526 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 14:21:57,526 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 14:21:57,526 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (1/1) ... [2021-08-27 14:21:57,531 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:21:57,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:21:57,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:21:57,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-08-27 14:21:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-27 14:21:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-27 14:21:57,588 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 14:21:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-27 14:21:57,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 14:21:57,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 14:21:57,893 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 14:21:57,893 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-08-27 14:21:57,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:21:57 BoogieIcfgContainer [2021-08-27 14:21:57,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 14:21:57,895 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 14:21:57,895 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 14:21:57,897 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 14:21:57,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:21:57,898 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 02:21:57" (1/3) ... [2021-08-27 14:21:57,898 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f421a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:21:57, skipping insertion in model container [2021-08-27 14:21:57,898 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:21:57,898 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:21:57" (2/3) ... [2021-08-27 14:21:57,899 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@f421a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:21:57, skipping insertion in model container [2021-08-27 14:21:57,899 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:21:57,899 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:21:57" (3/3) ... [2021-08-27 14:21:57,900 INFO L389 chiAutomizerObserver]: Analyzing ICFG gcd1-alloca.i [2021-08-27 14:21:57,927 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 14:21:57,927 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 14:21:57,927 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 14:21:57,927 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 14:21:57,928 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 14:21:57,928 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 14:21:57,928 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 14:21:57,928 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 14:21:57,936 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:21:57,945 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:21:57,946 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:21:57,946 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:21:57,949 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-08-27 14:21:57,949 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-08-27 14:21:57,949 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 14:21:57,950 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:21:57,950 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:21:57,951 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:21:57,951 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:21:57,951 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-08-27 14:21:57,951 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-08-27 14:21:57,955 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 8#L-1true havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 10#L553true assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 6#L553-2true call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 16#L554true assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 7#L555-2true [2021-08-27 14:21:57,955 INFO L793 eck$LassoCheckResult]: Loop: 7#L555-2true call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 11#L555true assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 14#L557-3true assume !true; 9#L557-4true call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 7#L555-2true [2021-08-27 14:21:57,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:21:57,959 INFO L82 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 1 times [2021-08-27 14:21:57,964 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:21:57,965 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714888033] [2021-08-27 14:21:57,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:21:57,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:21:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:21:58,069 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:21:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:21:58,111 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:21:58,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:21:58,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1513768, now seen corresponding path program 1 times [2021-08-27 14:21:58,114 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:21:58,114 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214137447] [2021-08-27 14:21:58,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:21:58,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:21:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:21:58,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:21:58,166 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 14:21:58,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214137447] [2021-08-27 14:21:58,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214137447] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 14:21:58,167 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 14:21:58,167 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-27 14:21:58,167 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674086596] [2021-08-27 14:21:58,178 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-08-27 14:21:58,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 14:21:58,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-27 14:21:58,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-27 14:21:58,189 INFO L87 Difference]: Start difference. First operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 14 states have internal predecessors, (20), 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 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:21:58,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 14:21:58,194 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2021-08-27 14:21:58,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-27 14:21:58,195 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 15 states and 18 transitions. [2021-08-27 14:21:58,197 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:21:58,199 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 15 states to 10 states and 13 transitions. [2021-08-27 14:21:58,200 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-08-27 14:21:58,200 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2021-08-27 14:21:58,201 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 13 transitions. [2021-08-27 14:21:58,201 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 14:21:58,201 INFO L681 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-08-27 14:21:58,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states and 13 transitions. [2021-08-27 14:21:58,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2021-08-27 14:21:58,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:21:58,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 13 transitions. [2021-08-27 14:21:58,218 INFO L704 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-08-27 14:21:58,218 INFO L587 BuchiCegarLoop]: Abstraction has 10 states and 13 transitions. [2021-08-27 14:21:58,219 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 14:21:58,219 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 10 states and 13 transitions. [2021-08-27 14:21:58,220 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:21:58,220 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:21:58,220 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:21:58,220 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-08-27 14:21:58,220 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-08-27 14:21:58,221 INFO L791 eck$LassoCheckResult]: Stem: 42#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 43#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 38#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 39#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 44#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 45#L555-2 [2021-08-27 14:21:58,221 INFO L793 eck$LassoCheckResult]: Loop: 45#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 40#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 41#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 46#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 47#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 45#L555-2 [2021-08-27 14:21:58,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:21:58,228 INFO L82 PathProgramCache]: Analyzing trace with hash 28695753, now seen corresponding path program 2 times [2021-08-27 14:21:58,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:21:58,228 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944632257] [2021-08-27 14:21:58,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:21:58,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:21:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:21:58,262 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:21:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:21:58,278 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:21:58,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:21:58,279 INFO L82 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 1 times [2021-08-27 14:21:58,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:21:58,279 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825114647] [2021-08-27 14:21:58,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:21:58,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:21:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:21:58,286 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:21:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:21:58,313 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:21:58,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:21:58,316 INFO L82 PathProgramCache]: Analyzing trace with hash -1985425099, now seen corresponding path program 1 times [2021-08-27 14:21:58,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:21:58,317 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530407839] [2021-08-27 14:21:58,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:21:58,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:21:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:21:58,332 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:21:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:21:58,352 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:21:59,390 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:21:59,390 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:21:59,390 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:21:59,390 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:21:59,390 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:21:59,390 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:21:59,391 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:21:59,391 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:21:59,391 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration2_Lasso [2021-08-27 14:21:59,391 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:21:59,391 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:21:59,406 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,415 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,419 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,455 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:21:59,458 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,045 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,050 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,053 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,060 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:00,877 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:22:00,880 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:22:00,881 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:00,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:00,884 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:00,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-08-27 14:22:00,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:00,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:00,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:00,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:00,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:00,903 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:00,903 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:00,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:00,935 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-08-27 14:22:00,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:00,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:00,937 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:00,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-08-27 14:22:00,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:00,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:00,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:00,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:00,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:00,947 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:00,948 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:00,948 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:00,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:00,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-08-27 14:22:00,978 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:00,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:00,979 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:00,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-08-27 14:22:00,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:00,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:00,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:00,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:00,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:00,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:00,988 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:00,988 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:00,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,017 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,018 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-08-27 14:22:01,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:01,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,027 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:01,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:01,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,062 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,063 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-08-27 14:22:01,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:01,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:01,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:01,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,106 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,107 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-08-27 14:22:01,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:01,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:01,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,145 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,146 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-08-27 14:22:01,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,157 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,157 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:01,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:01,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,192 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,193 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-08-27 14:22:01,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:01,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,204 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:01,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:01,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,233 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 [2021-08-27 14:22:01,233 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,234 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-08-27 14:22:01,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,244 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:01,244 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:01,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-08-27 14:22:01,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,279 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,280 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-08-27 14:22:01,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:01,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:01,288 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:01,289 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,308 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,313 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,314 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-08-27 14:22:01,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,322 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:01,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:01,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:01,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,344 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,344 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,345 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,346 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-08-27 14:22:01,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:01,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,353 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:01,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:01,356 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,371 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,372 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-08-27 14:22:01,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:01,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,383 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:01,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:01,388 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,405 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,406 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-08-27 14:22:01,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,447 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:01,447 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:01,457 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,472 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 [2021-08-27 14:22:01,472 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,473 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-08-27 14:22:01,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,481 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:01,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:01,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:01,524 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,524 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,524 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-08-27 14:22:01,527 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:01,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:01,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:01,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:01,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:01,544 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:01,545 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:01,563 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:22:01,629 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-08-27 14:22:01,629 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-08-27 14:22:01,631 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:01,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:01,643 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:01,650 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:22:01,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-08-27 14:22:01,672 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:22:01,672 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:22:01,673 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_1 Supporting invariants [] [2021-08-27 14:22:01,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,770 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-08-27 14:22:01,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:01,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2021-08-27 14:22:01,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:01,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:01,921 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:01,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-27 14:22:01,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:02,092 INFO L354 Elim1Store]: treesize reduction 29, result has 34.1 percent of original size [2021-08-27 14:22:02,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2021-08-27 14:22:02,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:02,393 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2021-08-27 14:22:02,393 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:02,514 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 10 states and 13 transitions. cyclomatic complexity: 4. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 38 transitions. Complement of second has 14 states. [2021-08-27 14:22:02,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:02,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-08-27 14:22:02,517 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 5 letters. [2021-08-27 14:22:02,518 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:02,518 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 10 letters. Loop has 5 letters. [2021-08-27 14:22:02,519 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:02,519 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 10 letters. [2021-08-27 14:22:02,519 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:02,519 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 38 transitions. [2021-08-27 14:22:02,522 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-08-27 14:22:02,524 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 27 states and 34 transitions. [2021-08-27 14:22:02,524 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-08-27 14:22:02,525 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2021-08-27 14:22:02,525 INFO L73 IsDeterministic]: Start isDeterministic. Operand 27 states and 34 transitions. [2021-08-27 14:22:02,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:02,525 INFO L681 BuchiCegarLoop]: Abstraction has 27 states and 34 transitions. [2021-08-27 14:22:02,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states and 34 transitions. [2021-08-27 14:22:02,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 19. [2021-08-27 14:22:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:02,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-08-27 14:22:02,527 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-08-27 14:22:02,527 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-08-27 14:22:02,527 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-27 14:22:02,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2021-08-27 14:22:02,528 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:22:02,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:02,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:02,528 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-08-27 14:22:02,528 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-08-27 14:22:02,528 INFO L791 eck$LassoCheckResult]: Stem: 254#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 255#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 248#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 249#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 256#L554 assume gcd_#t~mem7 < 0;havoc gcd_#t~mem7;call gcd_#t~mem8 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(-gcd_#t~mem8, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem8; 257#L555-2 [2021-08-27 14:22:02,528 INFO L793 eck$LassoCheckResult]: Loop: 257#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 250#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 251#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 260#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 264#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 257#L555-2 [2021-08-27 14:22:02,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:02,529 INFO L82 PathProgramCache]: Analyzing trace with hash 28695751, now seen corresponding path program 1 times [2021-08-27 14:22:02,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:02,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919061888] [2021-08-27 14:22:02,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:02,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:02,540 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:02,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:02,549 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:02,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:02,549 INFO L82 PathProgramCache]: Analyzing trace with hash 46919933, now seen corresponding path program 2 times [2021-08-27 14:22:02,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:02,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205919255] [2021-08-27 14:22:02,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:02,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:02,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:02,555 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:02,562 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:02,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:02,569 INFO L82 PathProgramCache]: Analyzing trace with hash -2042683401, now seen corresponding path program 1 times [2021-08-27 14:22:02,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:02,569 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448964789] [2021-08-27 14:22:02,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:02,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:02,597 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:02,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:02,613 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:03,482 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:22:03,482 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:22:03,482 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:22:03,482 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:22:03,482 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:22:03,482 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:03,482 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:22:03,482 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:22:03,483 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration3_Lasso [2021-08-27 14:22:03,483 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:22:03,483 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:22:03,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,492 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,500 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,507 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,510 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,513 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,519 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,522 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,532 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:03,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:04,757 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:22:04,757 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:22:04,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:04,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:04,758 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:04,759 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-08-27 14:22:04,761 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:04,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:04,767 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:04,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:04,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:04,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:04,768 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:04,768 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:04,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:04,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:04,783 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:04,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:04,784 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:04,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-08-27 14:22:04,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:04,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:04,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:04,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:04,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:04,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:04,793 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:04,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:04,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:04,812 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:04,812 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:04,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:04,813 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:04,814 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-08-27 14:22:04,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:04,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:04,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:04,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:04,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:04,821 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:04,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:04,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:04,840 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:04,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:04,857 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:04,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:04,861 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:04,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-08-27 14:22:04,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:04,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:04,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:04,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:04,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:04,869 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:04,869 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:04,869 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:04,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:04,885 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:04,885 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:04,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:04,885 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:04,887 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-08-27 14:22:04,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:04,893 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:04,893 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:04,893 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:04,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:04,895 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:04,895 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:04,920 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:04,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:04,938 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:04,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:04,938 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:04,939 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-08-27 14:22:04,940 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:04,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:04,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:04,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:04,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:04,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:04,946 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:04,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:04,947 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:04,962 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:04,962 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:04,962 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:04,962 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:04,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-08-27 14:22:04,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:04,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:04,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:04,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:04,972 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:04,974 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:04,974 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:04,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:04,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-08-27 14:22:04,992 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:04,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:04,993 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:04,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-08-27 14:22:04,995 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,001 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,001 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:05,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,001 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,002 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:05,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:05,003 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,018 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2021-08-27 14:22:05,018 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,021 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,027 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-08-27 14:22:05,028 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,034 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,036 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,036 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:05,057 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,058 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-08-27 14:22:05,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,066 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:05,066 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,066 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,067 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:05,067 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:05,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:05,082 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,083 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,083 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-08-27 14:22:05,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:05,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,091 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:05,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:05,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,115 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2021-08-27 14:22:05,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,117 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-08-27 14:22:05,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:05,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,128 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:05,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:05,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-08-27 14:22:05,144 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,144 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,144 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-08-27 14:22:05,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:05,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,152 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:05,152 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:05,157 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,172 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-08-27 14:22:05,172 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,173 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-08-27 14:22:05,174 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,180 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,180 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,180 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,180 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,182 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,182 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,198 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-08-27 14:22:05,199 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,199 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,203 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-08-27 14:22:05,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,209 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:05,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,210 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:05,210 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:05,211 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,225 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-08-27 14:22:05,225 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,226 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-08-27 14:22:05,228 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,233 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:05,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,234 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:05,234 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:05,235 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,249 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-08-27 14:22:05,249 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,249 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,251 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-08-27 14:22:05,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,258 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,265 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,265 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:05,286 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,286 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-08-27 14:22:05,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,317 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:05,317 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,317 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,318 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-08-27 14:22:05,320 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 [2021-08-27 14:22:05,325 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:05,348 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,349 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-08-27 14:22:05,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,363 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,363 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-08-27 14:22:05,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,383 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-08-27 14:22:05,385 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 [2021-08-27 14:22:05,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,404 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-08-27 14:22:05,419 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,420 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-08-27 14:22:05,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,428 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,428 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,442 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,443 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,451 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,466 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:05,466 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,467 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-08-27 14:22:05,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,475 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,475 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,475 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,477 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,479 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:05,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-08-27 14:22:05,494 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,495 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,496 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-08-27 14:22:05,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:05,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:05,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:05,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:05,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:05,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:05,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:05,521 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:22:05,535 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-08-27 14:22:05,535 INFO L444 ModelExtractionUtils]: 25 out of 31 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-08-27 14:22:05,535 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:05,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:05,536 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:05,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-08-27 14:22:05,538 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:22:05,544 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:22:05,544 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:22:05,544 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_2 Supporting invariants [] [2021-08-27 14:22:05,560 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:05,621 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-08-27 14:22:05,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:05,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-27 14:22:05,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:05,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:05,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:05,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-27 14:22:05,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:05,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:05,850 INFO L354 Elim1Store]: treesize reduction 29, result has 34.1 percent of original size [2021-08-27 14:22:05,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 30 treesize of output 36 [2021-08-27 14:22:06,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:06,109 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2021-08-27 14:22:06,109 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7 Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:06,215 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 40 states and 49 transitions. Complement of second has 14 states. [2021-08-27 14:22:06,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:06,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:06,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-08-27 14:22:06,217 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 5 letters. [2021-08-27 14:22:06,217 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:06,217 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 10 letters. Loop has 5 letters. [2021-08-27 14:22:06,217 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:06,217 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 5 letters. Loop has 10 letters. [2021-08-27 14:22:06,217 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:06,217 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 40 states and 49 transitions. [2021-08-27 14:22:06,218 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 10 [2021-08-27 14:22:06,219 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 40 states to 36 states and 45 transitions. [2021-08-27 14:22:06,219 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 25 [2021-08-27 14:22:06,219 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2021-08-27 14:22:06,219 INFO L73 IsDeterministic]: Start isDeterministic. Operand 36 states and 45 transitions. [2021-08-27 14:22:06,219 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:06,219 INFO L681 BuchiCegarLoop]: Abstraction has 36 states and 45 transitions. [2021-08-27 14:22:06,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states and 45 transitions. [2021-08-27 14:22:06,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 19. [2021-08-27 14:22:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.263157894736842) internal successors, (24), 18 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:06,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 24 transitions. [2021-08-27 14:22:06,221 INFO L704 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-08-27 14:22:06,221 INFO L587 BuchiCegarLoop]: Abstraction has 19 states and 24 transitions. [2021-08-27 14:22:06,221 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-08-27 14:22:06,221 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 24 transitions. [2021-08-27 14:22:06,221 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:22:06,221 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:06,221 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:06,222 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 14:22:06,222 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 14:22:06,222 INFO L791 eck$LassoCheckResult]: Stem: 482#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 483#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 480#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 481#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 484#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 493#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 487#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 494#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 490#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 477#L557-3 [2021-08-27 14:22:06,222 INFO L793 eck$LassoCheckResult]: Loop: 477#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 488#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 477#L557-3 [2021-08-27 14:22:06,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:06,223 INFO L82 PathProgramCache]: Analyzing trace with hash 1182880019, now seen corresponding path program 1 times [2021-08-27 14:22:06,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:06,223 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397765746] [2021-08-27 14:22:06,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:06,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:06,238 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:06,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:06,257 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:06,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:06,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1894, now seen corresponding path program 1 times [2021-08-27 14:22:06,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:06,258 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57653879] [2021-08-27 14:22:06,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:06,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:06,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:06,264 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:06,269 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:06,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:06,269 INFO L82 PathProgramCache]: Analyzing trace with hash -1418634248, now seen corresponding path program 2 times [2021-08-27 14:22:06,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:06,269 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786729859] [2021-08-27 14:22:06,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:06,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:06,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:06,279 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:06,290 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:07,410 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:22:07,410 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:22:07,410 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:22:07,410 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:22:07,410 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:22:07,410 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:07,410 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:22:07,410 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:22:07,410 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration4_Lasso [2021-08-27 14:22:07,411 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:22:07,411 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:22:07,412 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,425 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,440 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,447 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,453 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,462 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,468 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,960 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:07,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:08,612 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:22:08,612 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:22:08,612 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,614 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-08-27 14:22:08,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,628 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,643 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:08,643 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,643 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-08-27 14:22:08,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,653 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:08,653 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:08,655 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:08,670 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,671 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-08-27 14:22:08,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,679 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,679 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,679 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,679 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,680 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,680 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-08-27 14:22:08,695 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,696 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-08-27 14:22:08,698 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,703 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,703 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-08-27 14:22:08,720 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,721 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,722 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-08-27 14:22:08,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,729 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,729 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,729 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,729 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,744 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:08,745 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,745 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-08-27 14:22:08,747 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,753 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,753 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,754 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,768 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-08-27 14:22:08,769 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,769 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-08-27 14:22:08,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,777 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,777 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,777 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,778 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,778 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,778 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2021-08-27 14:22:08,793 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,793 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,794 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-08-27 14:22:08,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,802 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:08,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:08,805 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-08-27 14:22:08,820 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,821 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-08-27 14:22:08,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,836 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:08,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,852 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,852 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-08-27 14:22:08,853 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,859 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,859 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,860 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,875 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-08-27 14:22:08,875 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,876 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-08-27 14:22:08,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,884 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,899 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-08-27 14:22:08,899 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,900 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-08-27 14:22:08,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,914 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:08,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,915 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:08,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:08,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,930 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-08-27 14:22:08,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,931 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-08-27 14:22:08,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,938 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,938 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,940 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:08,940 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:08,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,956 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-08-27 14:22:08,956 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,957 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,957 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-08-27 14:22:08,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:08,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:08,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:08,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:08,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:08,976 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:08,976 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:08,983 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:08,997 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-08-27 14:22:08,998 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:08,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:08,998 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:08,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-08-27 14:22:09,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:09,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:09,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:09,006 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:09,006 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:09,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:09,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:09,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:09,027 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:09,027 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:09,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:09,029 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:09,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-08-27 14:22:09,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:09,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:09,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:09,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:09,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:09,039 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:09,039 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:09,042 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:09,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-08-27 14:22:09,057 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:09,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:09,058 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:09,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-08-27 14:22:09,062 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:09,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:09,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:09,068 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:09,068 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:09,069 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:09,069 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:09,072 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:09,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-08-27 14:22:09,086 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:09,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:09,087 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:09,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-08-27 14:22:09,089 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:09,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:09,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:09,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:09,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:09,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:09,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:09,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:09,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:09,124 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:09,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:09,124 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:09,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-08-27 14:22:09,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:09,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:09,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:09,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:09,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:09,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:09,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:09,149 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:22:09,160 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-08-27 14:22:09,160 INFO L444 ModelExtractionUtils]: 24 out of 31 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-08-27 14:22:09,160 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:09,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:09,161 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:09,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-08-27 14:22:09,162 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:22:09,169 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-08-27 14:22:09,169 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:22:09,169 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_3) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_3 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_3 - 1 >= 0] [2021-08-27 14:22:09,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-08-27 14:22:09,249 INFO L297 tatePredicateManager]: 21 out of 24 supporting invariants were superfluous and have been removed [2021-08-27 14:22:09,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:09,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-27 14:22:09,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:09,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:09,377 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-08-27 14:22:09,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 23 [2021-08-27 14:22:09,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:09,551 INFO L354 Elim1Store]: treesize reduction 37, result has 15.9 percent of original size [2021-08-27 14:22:09,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 23 treesize of output 25 [2021-08-27 14:22:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:09,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-27 14:22:09,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:09,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:09,678 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.4 stem predicates 2 loop predicates [2021-08-27 14:22:09,679 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:09,761 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 24 transitions. cyclomatic complexity: 7. Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 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 10 states. [2021-08-27 14:22:09,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 4 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 6 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:09,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 16 transitions. [2021-08-27 14:22:09,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 9 letters. Loop has 2 letters. [2021-08-27 14:22:09,762 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:09,762 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 11 letters. Loop has 2 letters. [2021-08-27 14:22:09,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:09,763 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 16 transitions. Stem has 9 letters. Loop has 4 letters. [2021-08-27 14:22:09,763 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:09,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2021-08-27 14:22:09,764 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:22:09,764 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 24 states and 31 transitions. [2021-08-27 14:22:09,764 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 16 [2021-08-27 14:22:09,765 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2021-08-27 14:22:09,765 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 31 transitions. [2021-08-27 14:22:09,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:09,765 INFO L681 BuchiCegarLoop]: Abstraction has 24 states and 31 transitions. [2021-08-27 14:22:09,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 31 transitions. [2021-08-27 14:22:09,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2021-08-27 14:22:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 30 transitions. [2021-08-27 14:22:09,767 INFO L704 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-08-27 14:22:09,767 INFO L587 BuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2021-08-27 14:22:09,767 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-08-27 14:22:09,767 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 30 transitions. [2021-08-27 14:22:09,767 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2021-08-27 14:22:09,767 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:09,768 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:09,768 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 14:22:09,768 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-08-27 14:22:09,768 INFO L791 eck$LassoCheckResult]: Stem: 692#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 693#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 686#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 687#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 694#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 705#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 697#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 708#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 707#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 706#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 700#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 701#L557-4 [2021-08-27 14:22:09,768 INFO L793 eck$LassoCheckResult]: Loop: 701#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 695#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 688#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 689#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 698#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 701#L557-4 [2021-08-27 14:22:09,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:09,769 INFO L82 PathProgramCache]: Analyzing trace with hash -1418634250, now seen corresponding path program 1 times [2021-08-27 14:22:09,769 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:09,769 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905491841] [2021-08-27 14:22:09,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:09,769 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:09,778 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:09,787 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:09,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:09,787 INFO L82 PathProgramCache]: Analyzing trace with hash 64312973, now seen corresponding path program 3 times [2021-08-27 14:22:09,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:09,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799035114] [2021-08-27 14:22:09,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:09,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:09,791 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:09,795 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:09,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:09,796 INFO L82 PathProgramCache]: Analyzing trace with hash -1038603336, now seen corresponding path program 1 times [2021-08-27 14:22:09,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:09,796 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933999010] [2021-08-27 14:22:09,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:09,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:10,199 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-27 14:22:10,200 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 14:22:10,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933999010] [2021-08-27 14:22:10,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933999010] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 14:22:10,200 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [599468876] [2021-08-27 14:22:10,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:10,200 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 14:22:10,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:10,205 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 14:22:10,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2021-08-27 14:22:10,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:10,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 29 conjunts are in the unsatisfiable core [2021-08-27 14:22:10,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:10,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:10,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 15 [2021-08-27 14:22:10,696 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-08-27 14:22:10,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 41 [2021-08-27 14:22:10,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:11,019 INFO L354 Elim1Store]: treesize reduction 32, result has 49.2 percent of original size [2021-08-27 14:22:11,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 68 treesize of output 46 [2021-08-27 14:22:11,285 INFO L354 Elim1Store]: treesize reduction 28, result has 30.0 percent of original size [2021-08-27 14:22:11,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 35 [2021-08-27 14:22:11,395 INFO L354 Elim1Store]: treesize reduction 16, result has 36.0 percent of original size [2021-08-27 14:22:11,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 28 [2021-08-27 14:22:11,433 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:11,433 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [599468876] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 14:22:11,433 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 14:22:11,433 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 18 [2021-08-27 14:22:11,433 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505998711] [2021-08-27 14:22:11,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 14:22:11,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-27 14:22:11,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2021-08-27 14:22:11,579 INFO L87 Difference]: Start difference. First operand 23 states and 30 transitions. cyclomatic complexity: 10 Second operand has 19 states, 18 states have (on average 1.7222222222222223) internal successors, (31), 19 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:13,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 14:22:13,516 INFO L93 Difference]: Finished difference Result 44 states and 53 transitions. [2021-08-27 14:22:13,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-27 14:22:13,521 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 53 transitions. [2021-08-27 14:22:13,522 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 10 [2021-08-27 14:22:13,524 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 41 states and 50 transitions. [2021-08-27 14:22:13,525 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2021-08-27 14:22:13,525 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2021-08-27 14:22:13,525 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 50 transitions. [2021-08-27 14:22:13,525 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:13,525 INFO L681 BuchiCegarLoop]: Abstraction has 41 states and 50 transitions. [2021-08-27 14:22:13,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 50 transitions. [2021-08-27 14:22:13,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 25. [2021-08-27 14:22:13,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 25 states have (on average 1.24) internal successors, (31), 24 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:13,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 31 transitions. [2021-08-27 14:22:13,527 INFO L704 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-08-27 14:22:13,527 INFO L587 BuchiCegarLoop]: Abstraction has 25 states and 31 transitions. [2021-08-27 14:22:13,527 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-08-27 14:22:13,527 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 25 states and 31 transitions. [2021-08-27 14:22:13,528 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-08-27 14:22:13,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:13,528 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:13,528 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 14:22:13,528 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-08-27 14:22:13,529 INFO L791 eck$LassoCheckResult]: Stem: 866#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 867#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 864#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 865#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 868#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 878#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 870#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 881#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 880#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 879#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 874#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 876#L557-4 [2021-08-27 14:22:13,529 INFO L793 eck$LassoCheckResult]: Loop: 876#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 877#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 862#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 863#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 886#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 871#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 872#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 876#L557-4 [2021-08-27 14:22:13,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:13,529 INFO L82 PathProgramCache]: Analyzing trace with hash -1418634250, now seen corresponding path program 2 times [2021-08-27 14:22:13,529 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:13,529 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479179098] [2021-08-27 14:22:13,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:13,529 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:13,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:13,537 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:13,546 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:13,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:13,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1675227762, now seen corresponding path program 1 times [2021-08-27 14:22:13,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:13,547 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397320075] [2021-08-27 14:22:13,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:13,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:13,552 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:13,557 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:13,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:13,560 INFO L82 PathProgramCache]: Analyzing trace with hash -1665390371, now seen corresponding path program 2 times [2021-08-27 14:22:13,560 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:13,560 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818929340] [2021-08-27 14:22:13,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:13,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:13,572 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:13,585 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:14,785 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:22:14,785 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:22:14,785 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:22:14,785 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:22:14,785 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:22:14,785 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:14,785 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:22:14,785 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:22:14,785 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration6_Lasso [2021-08-27 14:22:14,785 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:22:14,785 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:22:14,787 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,794 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,798 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,801 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,804 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,807 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,811 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,814 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,817 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,820 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,823 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,827 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,831 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,834 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,837 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,840 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,843 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,850 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,853 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,856 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:14,859 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:15,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:15,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:15,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:16,096 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:22:16,097 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:22:16,097 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,097 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-08-27 14:22:16,100 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,107 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,107 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,107 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:16,123 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,124 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-08-27 14:22:16,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,135 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,135 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,164 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2021-08-27 14:22:16,165 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,165 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-08-27 14:22:16,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,176 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:16,193 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,193 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,195 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-08-27 14:22:16,196 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,203 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-08-27 14:22:16,233 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,234 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,234 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-08-27 14:22:16,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,242 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,262 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2021-08-27 14:22:16,262 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,263 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-08-27 14:22:16,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,276 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2021-08-27 14:22:16,291 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,292 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-08-27 14:22:16,293 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2021-08-27 14:22:16,316 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,316 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,317 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2021-08-27 14:22:16,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,324 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:16,343 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,343 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2021-08-27 14:22:16,345 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,351 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,351 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:16,377 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,377 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2021-08-27 14:22:16,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2021-08-27 14:22:16,423 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,424 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2021-08-27 14:22:16,426 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,447 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2021-08-27 14:22:16,448 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,448 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,448 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2021-08-27 14:22:16,450 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,456 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,460 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,475 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2021-08-27 14:22:16,475 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,476 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2021-08-27 14:22:16,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,483 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,483 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,484 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,484 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:16,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,499 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2021-08-27 14:22:16,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2021-08-27 14:22:16,523 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,524 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2021-08-27 14:22:16,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,532 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,532 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,532 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,532 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,532 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,532 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,533 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,533 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2021-08-27 14:22:16,552 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,552 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,553 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2021-08-27 14:22:16,554 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,560 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,560 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,561 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,575 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2021-08-27 14:22:16,575 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,576 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2021-08-27 14:22:16,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,585 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,585 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,585 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,586 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2021-08-27 14:22:16,601 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,602 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2021-08-27 14:22:16,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2021-08-27 14:22:16,625 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,626 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2021-08-27 14:22:16,632 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 [2021-08-27 14:22:16,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,654 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:16,654 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,655 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2021-08-27 14:22:16,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,663 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:16,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:16,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:16,664 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,678 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2021-08-27 14:22:16,678 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,679 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2021-08-27 14:22:16,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,688 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,688 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,690 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2021-08-27 14:22:16,706 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,706 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,713 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,716 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2021-08-27 14:22:16,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,722 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,740 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2021-08-27 14:22:16,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,741 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2021-08-27 14:22:16,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:16,785 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,785 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,786 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2021-08-27 14:22:16,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,816 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2021-08-27 14:22:16,816 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,817 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,817 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2021-08-27 14:22:16,818 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,824 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,824 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,824 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,828 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,842 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:16,842 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,843 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2021-08-27 14:22:16,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,853 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2021-08-27 14:22:16,871 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,872 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2021-08-27 14:22:16,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2021-08-27 14:22:16,907 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,907 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2021-08-27 14:22:16,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,914 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,918 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:16,936 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2021-08-27 14:22:16,936 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,937 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2021-08-27 14:22:16,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:16,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:16,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:16,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:16,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:16,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:16,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:16,962 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:22:16,989 INFO L443 ModelExtractionUtils]: Simplification made 19 calls to the SMT solver. [2021-08-27 14:22:16,989 INFO L444 ModelExtractionUtils]: 12 out of 31 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-08-27 14:22:16,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:16,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:16,990 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:16,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2021-08-27 14:22:16,992 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:22:17,010 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:22:17,010 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:22:17,010 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_4) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_4 Supporting invariants [] [2021-08-27 14:22:17,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2021-08-27 14:22:17,089 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-08-27 14:22:17,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:17,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-27 14:22:17,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:17,178 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-08-27 14:22:17,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-08-27 14:22:17,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:17,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:17,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-27 14:22:17,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:17,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:17,388 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-08-27 14:22:17,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-08-27 14:22:17,601 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-08-27 14:22:17,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-08-27 14:22:17,745 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-08-27 14:22:17,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-08-27 14:22:18,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:18,419 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 6 loop predicates [2021-08-27 14:22:18,419 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 8 Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:18,560 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 25 states and 31 transitions. cyclomatic complexity: 8. Second operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 55 states and 65 transitions. Complement of second has 14 states. [2021-08-27 14:22:18,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 2 stem states 5 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:18,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:18,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 19 transitions. [2021-08-27 14:22:18,562 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 11 letters. Loop has 7 letters. [2021-08-27 14:22:18,563 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:18,563 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 18 letters. Loop has 7 letters. [2021-08-27 14:22:18,564 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:18,564 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 19 transitions. Stem has 11 letters. Loop has 14 letters. [2021-08-27 14:22:18,565 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:18,565 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 65 transitions. [2021-08-27 14:22:18,566 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-08-27 14:22:18,567 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 53 states and 63 transitions. [2021-08-27 14:22:18,567 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2021-08-27 14:22:18,568 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2021-08-27 14:22:18,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 53 states and 63 transitions. [2021-08-27 14:22:18,568 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:18,568 INFO L681 BuchiCegarLoop]: Abstraction has 53 states and 63 transitions. [2021-08-27 14:22:18,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states and 63 transitions. [2021-08-27 14:22:18,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 44. [2021-08-27 14:22:18,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 43 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:18,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 54 transitions. [2021-08-27 14:22:18,577 INFO L704 BuchiCegarLoop]: Abstraction has 44 states and 54 transitions. [2021-08-27 14:22:18,577 INFO L587 BuchiCegarLoop]: Abstraction has 44 states and 54 transitions. [2021-08-27 14:22:18,577 INFO L425 BuchiCegarLoop]: ======== Iteration 7============ [2021-08-27 14:22:18,577 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 54 transitions. [2021-08-27 14:22:18,578 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2021-08-27 14:22:18,578 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:18,578 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:18,578 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 14:22:18,579 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-08-27 14:22:18,579 INFO L791 eck$LassoCheckResult]: Stem: 1143#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1144#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 1137#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 1138#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1145#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 1158#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1174#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1173#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1170#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1171#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1151#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1180#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1157#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1179#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1178#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1153#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1140#L557-3 [2021-08-27 14:22:18,579 INFO L793 eck$LassoCheckResult]: Loop: 1140#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1149#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1167#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1168#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1154#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1155#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1139#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1140#L557-3 [2021-08-27 14:22:18,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:18,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1038603334, now seen corresponding path program 3 times [2021-08-27 14:22:18,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:18,580 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924410896] [2021-08-27 14:22:18,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:18,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:18,598 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:18,619 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:18,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:18,619 INFO L82 PathProgramCache]: Analyzing trace with hash -1583190302, now seen corresponding path program 2 times [2021-08-27 14:22:18,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:18,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771861220] [2021-08-27 14:22:18,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:18,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:18,625 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:18,647 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:18,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:18,647 INFO L82 PathProgramCache]: Analyzing trace with hash -1194503927, now seen corresponding path program 4 times [2021-08-27 14:22:18,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:18,647 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187137528] [2021-08-27 14:22:18,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:18,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:18,671 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:18,686 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:21,189 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:22:21,189 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:22:21,189 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:22:21,189 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:22:21,189 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:22:21,189 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:21,189 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:22:21,189 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:22:21,189 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration7_Lasso [2021-08-27 14:22:21,189 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:22:21,189 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:22:21,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,207 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,212 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,216 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,220 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,224 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,228 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,237 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,251 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,263 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,266 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,269 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,272 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,276 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,285 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,288 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,291 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:21,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:22,538 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:22:22,538 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:22:22,538 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,539 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2021-08-27 14:22:22,541 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:22,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,564 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2021-08-27 14:22:22,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,587 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2021-08-27 14:22:22,587 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,587 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2021-08-27 14:22:22,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,597 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:22,597 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:22,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2021-08-27 14:22:22,614 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,614 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2021-08-27 14:22:22,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,622 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:22,637 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,638 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2021-08-27 14:22:22,640 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,661 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2021-08-27 14:22:22,661 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,662 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2021-08-27 14:22:22,663 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,670 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:22,670 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:22,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,687 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:22,687 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,688 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2021-08-27 14:22:22,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,696 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:22,696 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:22,699 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:22,714 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,714 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2021-08-27 14:22:22,716 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,722 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,737 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2021-08-27 14:22:22,738 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,738 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2021-08-27 14:22:22,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2021-08-27 14:22:22,767 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,767 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2021-08-27 14:22:22,769 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,790 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2021-08-27 14:22:22,790 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,790 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,791 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2021-08-27 14:22:22,793 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,798 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,798 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2021-08-27 14:22:22,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,814 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,814 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2021-08-27 14:22:22,816 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,821 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,821 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,822 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,822 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2021-08-27 14:22:22,844 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,844 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2021-08-27 14:22:22,847 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,852 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,871 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2021-08-27 14:22:22,871 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,871 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,872 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2021-08-27 14:22:22,873 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,879 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,894 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2021-08-27 14:22:22,895 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,895 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,895 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2021-08-27 14:22:22,897 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,904 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:22,904 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:22,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Ended with exit code 0 [2021-08-27 14:22:22,924 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,924 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,925 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2021-08-27 14:22:22,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,932 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,932 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2021-08-27 14:22:22,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,956 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2021-08-27 14:22:22,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,963 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,963 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,963 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,964 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,964 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,965 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:22,979 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Ended with exit code 0 [2021-08-27 14:22:22,979 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:22,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:22,980 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:22,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2021-08-27 14:22:22,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:22,987 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:22,987 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:22,987 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:22,987 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:22,987 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:22,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:22,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:22,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,010 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Ended with exit code 0 [2021-08-27 14:22:23,011 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,011 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2021-08-27 14:22:23,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,018 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:23,020 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:23,024 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Ended with exit code 0 [2021-08-27 14:22:23,039 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,039 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2021-08-27 14:22:23,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,046 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:23,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,047 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:23,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:23,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Ended with exit code 0 [2021-08-27 14:22:23,062 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,063 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2021-08-27 14:22:23,064 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:23,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:23,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:23,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,085 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0 [2021-08-27 14:22:23,086 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,086 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2021-08-27 14:22:23,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:23,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,094 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,094 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:23,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:23,095 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,109 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2021-08-27 14:22:23,110 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,110 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,111 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2021-08-27 14:22:23,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:23,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:23,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:23,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,143 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0 [2021-08-27 14:22:23,143 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,143 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2021-08-27 14:22:23,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,151 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,151 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,151 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,151 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:23,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:23,154 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:23,169 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,169 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2021-08-27 14:22:23,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,177 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,177 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,177 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,179 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:23,179 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:23,181 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,195 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Ended with exit code 0 [2021-08-27 14:22:23,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,196 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2021-08-27 14:22:23,198 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:23,205 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:23,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:23,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0 [2021-08-27 14:22:23,223 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,223 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2021-08-27 14:22:23,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:23,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:23,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:23,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:23,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:23,240 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:23,240 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:23,248 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:22:23,264 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-08-27 14:22:23,264 INFO L444 ModelExtractionUtils]: 19 out of 31 variables were initially zero. Simplification set additionally 6 variables to zero. [2021-08-27 14:22:23,264 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:23,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:23,265 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:23,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2021-08-27 14:22:23,267 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:22:23,273 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2021-08-27 14:22:23,273 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:22:23,273 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 Supporting invariants [4*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 - 3*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_5 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~x_ref~0.base) ULTIMATE.start_gcd_~x_ref~0.offset)_5 - 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_5 >= 0] [2021-08-27 14:22:23,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0 [2021-08-27 14:22:23,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:23,383 INFO L297 tatePredicateManager]: 23 out of 26 supporting invariants were superfluous and have been removed [2021-08-27 14:22:23,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:23,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:23,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-27 14:22:23,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:23,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:23,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:23,719 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-08-27 14:22:23,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-08-27 14:22:23,837 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-08-27 14:22:23,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-08-27 14:22:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:23,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:22:23,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:24,041 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-08-27 14:22:24,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-08-27 14:22:24,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:24,428 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-08-27 14:22:24,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-08-27 14:22:24,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:24,956 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 6 loop predicates [2021-08-27 14:22:24,956 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:25,241 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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 76 states and 90 transitions. Complement of second has 20 states. [2021-08-27 14:22:25,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-08-27 14:22:25,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 25 transitions. [2021-08-27 14:22:25,242 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 25 transitions. Stem has 16 letters. Loop has 7 letters. [2021-08-27 14:22:25,242 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:25,242 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:22:25,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:25,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:25,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-27 14:22:25,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:25,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:25,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:25,594 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-08-27 14:22:25,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-08-27 14:22:25,716 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-08-27 14:22:25,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-08-27 14:22:25,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:25,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:22:25,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:25,905 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-08-27 14:22:25,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-08-27 14:22:26,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:26,275 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-08-27 14:22:26,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-08-27 14:22:26,802 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:26,803 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 6 loop predicates [2021-08-27 14:22:26,803 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:27,065 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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 76 states and 90 transitions. Complement of second has 20 states. [2021-08-27 14:22:27,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-08-27 14:22:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 25 transitions. [2021-08-27 14:22:27,066 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 25 transitions. Stem has 16 letters. Loop has 7 letters. [2021-08-27 14:22:27,066 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:27,066 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:22:27,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:27,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-27 14:22:27,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:27,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:27,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:27,389 INFO L354 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2021-08-27 14:22:27,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 30 [2021-08-27 14:22:27,516 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-08-27 14:22:27,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 28 [2021-08-27 14:22:27,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:27,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:22:27,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:27,696 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-08-27 14:22:27,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 52 [2021-08-27 14:22:28,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:28,163 INFO L354 Elim1Store]: treesize reduction 43, result has 50.6 percent of original size [2021-08-27 14:22:28,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 75 treesize of output 62 [2021-08-27 14:22:28,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:28,746 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 6 loop predicates [2021-08-27 14:22:28,747 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14 Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:29,055 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 44 states and 54 transitions. cyclomatic complexity: 14. Second operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 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 85 states and 103 transitions. Complement of second has 30 states. [2021-08-27 14:22:29,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 5 stem states 6 non-accepting loop states 2 accepting loop states [2021-08-27 14:22:29,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:29,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 27 transitions. [2021-08-27 14:22:29,058 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 16 letters. Loop has 7 letters. [2021-08-27 14:22:29,058 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:29,059 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 23 letters. Loop has 7 letters. [2021-08-27 14:22:29,059 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:29,059 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 27 transitions. Stem has 16 letters. Loop has 14 letters. [2021-08-27 14:22:29,059 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:29,059 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 85 states and 103 transitions. [2021-08-27 14:22:29,060 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 27 [2021-08-27 14:22:29,060 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 85 states to 75 states and 91 transitions. [2021-08-27 14:22:29,061 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 37 [2021-08-27 14:22:29,061 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44 [2021-08-27 14:22:29,061 INFO L73 IsDeterministic]: Start isDeterministic. Operand 75 states and 91 transitions. [2021-08-27 14:22:29,061 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:29,061 INFO L681 BuchiCegarLoop]: Abstraction has 75 states and 91 transitions. [2021-08-27 14:22:29,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states and 91 transitions. [2021-08-27 14:22:29,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 59. [2021-08-27 14:22:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 59 states have (on average 1.2542372881355932) internal successors, (74), 58 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:29,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 74 transitions. [2021-08-27 14:22:29,063 INFO L704 BuchiCegarLoop]: Abstraction has 59 states and 74 transitions. [2021-08-27 14:22:29,063 INFO L587 BuchiCegarLoop]: Abstraction has 59 states and 74 transitions. [2021-08-27 14:22:29,063 INFO L425 BuchiCegarLoop]: ======== Iteration 8============ [2021-08-27 14:22:29,064 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 59 states and 74 transitions. [2021-08-27 14:22:29,064 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-08-27 14:22:29,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:29,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:29,064 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 14:22:29,065 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1, 1, 1, 1] [2021-08-27 14:22:29,065 INFO L791 eck$LassoCheckResult]: Stem: 1898#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1899#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 1896#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 1897#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1900#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 1914#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1926#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1925#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1922#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1923#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1921#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1949#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1941#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1948#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1947#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1946#L557-1 [2021-08-27 14:22:29,071 INFO L793 eck$LassoCheckResult]: Loop: 1946#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1939#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1905#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 1907#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1908#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 1912#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 1913#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1894#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 1895#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 1946#L557-1 [2021-08-27 14:22:29,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:29,071 INFO L82 PathProgramCache]: Analyzing trace with hash -1696071320, now seen corresponding path program 5 times [2021-08-27 14:22:29,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:29,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650803897] [2021-08-27 14:22:29,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:29,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:29,080 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:29,089 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:29,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:29,090 INFO L82 PathProgramCache]: Analyzing trace with hash -1547227717, now seen corresponding path program 3 times [2021-08-27 14:22:29,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:29,090 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741170021] [2021-08-27 14:22:29,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:29,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:29,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:29,096 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:29,105 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:29,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:29,106 INFO L82 PathProgramCache]: Analyzing trace with hash 1625083956, now seen corresponding path program 6 times [2021-08-27 14:22:29,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:29,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444492787] [2021-08-27 14:22:29,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:29,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:29,117 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:29,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:29,130 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:30,989 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:22:30,990 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:22:30,990 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:22:30,990 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:22:30,990 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:22:30,990 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:30,990 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:22:30,990 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:22:30,990 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration8_Lasso [2021-08-27 14:22:30,990 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:22:30,990 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:22:30,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,019 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,022 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,025 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,028 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,031 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,034 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,037 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,040 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,043 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,046 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,049 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,052 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,061 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,065 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,657 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:31,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:32,305 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:22:32,305 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:22:32,305 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,306 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2021-08-27 14:22:32,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,315 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:32,315 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:32,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,332 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2021-08-27 14:22:32,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,333 INFO L229 MonitoredProcess]: Starting monitored process 124 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,334 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2021-08-27 14:22:32,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,340 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,340 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,340 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,342 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:32,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:32,344 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,358 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0 [2021-08-27 14:22:32,358 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,359 INFO L229 MonitoredProcess]: Starting monitored process 125 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2021-08-27 14:22:32,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,366 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,366 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Ended with exit code 0 [2021-08-27 14:22:32,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,382 INFO L229 MonitoredProcess]: Starting monitored process 126 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2021-08-27 14:22:32,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,389 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:32,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:32,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Ended with exit code 0 [2021-08-27 14:22:32,408 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,409 INFO L229 MonitoredProcess]: Starting monitored process 127 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2021-08-27 14:22:32,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,417 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,418 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Ended with exit code 0 [2021-08-27 14:22:32,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,433 INFO L229 MonitoredProcess]: Starting monitored process 128 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2021-08-27 14:22:32,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,442 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,457 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:32,458 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,458 INFO L229 MonitoredProcess]: Starting monitored process 129 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,459 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2021-08-27 14:22:32,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Ended with exit code 0 [2021-08-27 14:22:32,484 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,488 INFO L229 MonitoredProcess]: Starting monitored process 130 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2021-08-27 14:22:32,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,496 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:32,496 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:32,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,514 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:32,514 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,515 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,515 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2021-08-27 14:22:32,517 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,522 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,522 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,522 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,523 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,523 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0 [2021-08-27 14:22:32,539 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,540 INFO L229 MonitoredProcess]: Starting monitored process 132 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2021-08-27 14:22:32,542 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,547 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,549 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,563 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2021-08-27 14:22:32,563 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,564 INFO L229 MonitoredProcess]: Starting monitored process 133 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2021-08-27 14:22:32,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,571 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,587 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2021-08-27 14:22:32,587 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,588 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2021-08-27 14:22:32,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,595 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,595 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:32,611 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,612 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2021-08-27 14:22:32,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,619 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,635 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Ended with exit code 0 [2021-08-27 14:22:32,635 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,636 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2021-08-27 14:22:32,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,659 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Ended with exit code 0 [2021-08-27 14:22:32,659 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,660 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2021-08-27 14:22:32,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0 [2021-08-27 14:22:32,683 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,683 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2021-08-27 14:22:32,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,690 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,692 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,707 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0 [2021-08-27 14:22:32,707 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,707 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2021-08-27 14:22:32,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:32,716 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:32,718 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,733 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2021-08-27 14:22:32,733 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,733 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,734 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2021-08-27 14:22:32,735 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,740 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,741 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,742 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,757 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:32,758 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,758 INFO L229 MonitoredProcess]: Starting monitored process 141 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2021-08-27 14:22:32,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,765 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,766 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:32,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:32,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:32,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:32,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2021-08-27 14:22:32,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,782 INFO L229 MonitoredProcess]: Starting monitored process 142 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,782 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2021-08-27 14:22:32,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:32,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:32,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:32,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:32,790 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:32,803 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:32,803 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:32,813 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:22:32,831 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2021-08-27 14:22:32,831 INFO L444 ModelExtractionUtils]: 9 out of 37 variables were initially zero. Simplification set additionally 26 variables to zero. [2021-08-27 14:22:32,832 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:32,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:32,834 INFO L229 MonitoredProcess]: Starting monitored process 143 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:32,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2021-08-27 14:22:32,836 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:22:32,842 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:22:32,842 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:22:32,842 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_6) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_6 Supporting invariants [] [2021-08-27 14:22:32,857 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:32,926 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-08-27 14:22:32,948 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Ended with exit code 0 [2021-08-27 14:22:32,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:33,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:33,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-27 14:22:33,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:33,033 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-08-27 14:22:33,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-08-27 14:22:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:33,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:22:33,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:33,291 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-08-27 14:22:33,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-08-27 14:22:33,457 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-08-27 14:22:33,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 43 [2021-08-27 14:22:33,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:33,711 INFO L354 Elim1Store]: treesize reduction 43, result has 42.7 percent of original size [2021-08-27 14:22:33,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 58 treesize of output 45 [2021-08-27 14:22:33,967 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-08-27 14:22:33,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 55 [2021-08-27 14:22:34,115 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-27 14:22:34,115 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 7 loop predicates [2021-08-27 14:22:34,115 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 59 states and 74 transitions. cyclomatic complexity: 19 Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:34,244 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 59 states and 74 transitions. cyclomatic complexity: 19. Second operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 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 125 states and 156 transitions. Complement of second has 16 states. [2021-08-27 14:22:34,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 9 states 2 stem states 6 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 2.3333333333333335) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 20 transitions. [2021-08-27 14:22:34,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 15 letters. Loop has 9 letters. [2021-08-27 14:22:34,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:34,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 24 letters. Loop has 9 letters. [2021-08-27 14:22:34,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:34,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 9 states and 20 transitions. Stem has 15 letters. Loop has 18 letters. [2021-08-27 14:22:34,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:34,246 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 156 transitions. [2021-08-27 14:22:34,247 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2021-08-27 14:22:34,248 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 101 states and 125 transitions. [2021-08-27 14:22:34,248 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2021-08-27 14:22:34,248 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2021-08-27 14:22:34,248 INFO L73 IsDeterministic]: Start isDeterministic. Operand 101 states and 125 transitions. [2021-08-27 14:22:34,248 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:34,248 INFO L681 BuchiCegarLoop]: Abstraction has 101 states and 125 transitions. [2021-08-27 14:22:34,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states and 125 transitions. [2021-08-27 14:22:34,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 89. [2021-08-27 14:22:34,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.247191011235955) internal successors, (111), 88 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:34,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 111 transitions. [2021-08-27 14:22:34,252 INFO L704 BuchiCegarLoop]: Abstraction has 89 states and 111 transitions. [2021-08-27 14:22:34,252 INFO L587 BuchiCegarLoop]: Abstraction has 89 states and 111 transitions. [2021-08-27 14:22:34,252 INFO L425 BuchiCegarLoop]: ======== Iteration 9============ [2021-08-27 14:22:34,252 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 111 transitions. [2021-08-27 14:22:34,256 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 23 [2021-08-27 14:22:34,256 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:34,256 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:34,256 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 14:22:34,256 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-08-27 14:22:34,256 INFO L791 eck$LassoCheckResult]: Stem: 2298#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 2299#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 2292#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 2293#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2300#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 2314#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2294#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 2295#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2308#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 2309#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2357#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 2369#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 2370#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2380#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 2358#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2305#L557-1 [2021-08-27 14:22:34,257 INFO L793 eck$LassoCheckResult]: Loop: 2305#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 2304#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 2305#L557-1 [2021-08-27 14:22:34,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:34,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1696071320, now seen corresponding path program 7 times [2021-08-27 14:22:34,257 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:34,257 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093192758] [2021-08-27 14:22:34,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:34,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:34,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:34,266 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:34,274 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:34,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:34,275 INFO L82 PathProgramCache]: Analyzing trace with hash 2044, now seen corresponding path program 2 times [2021-08-27 14:22:34,275 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:34,275 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964951385] [2021-08-27 14:22:34,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:34,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:34,279 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:34,280 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:34,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:34,281 INFO L82 PathProgramCache]: Analyzing trace with hash -2131932253, now seen corresponding path program 8 times [2021-08-27 14:22:34,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:34,281 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363718082] [2021-08-27 14:22:34,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:34,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:34,290 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:34,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:34,299 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:35,941 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:22:35,941 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:22:35,941 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:22:35,941 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:22:35,941 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:22:35,941 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:35,941 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:22:35,941 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:22:35,941 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration9_Lasso [2021-08-27 14:22:35,941 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:22:35,941 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:22:35,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,955 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,958 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,972 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:35,975 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,508 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,520 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,523 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,526 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,530 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,533 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,536 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:36,538 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:37,146 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:22:37,147 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:22:37,147 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,147 INFO L229 MonitoredProcess]: Starting monitored process 144 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2021-08-27 14:22:37,149 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,156 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,187 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:37,187 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,187 INFO L229 MonitoredProcess]: Starting monitored process 145 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2021-08-27 14:22:37,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,195 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:37,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,195 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:37,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:37,196 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2021-08-27 14:22:37,211 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,212 INFO L229 MonitoredProcess]: Starting monitored process 146 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2021-08-27 14:22:37,214 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:37,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:37,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:37,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Ended with exit code 0 [2021-08-27 14:22:37,235 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,235 INFO L229 MonitoredProcess]: Starting monitored process 147 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,236 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2021-08-27 14:22:37,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:37,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:37,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:37,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,258 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2021-08-27 14:22:37,258 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,259 INFO L229 MonitoredProcess]: Starting monitored process 148 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Waiting until timeout for monitored process [2021-08-27 14:22:37,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,268 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,268 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (148)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:37,285 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,285 INFO L229 MonitoredProcess]: Starting monitored process 149 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Waiting until timeout for monitored process [2021-08-27 14:22:37,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,294 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,294 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (149)] Ended with exit code 0 [2021-08-27 14:22:37,312 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,312 INFO L229 MonitoredProcess]: Starting monitored process 150 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Waiting until timeout for monitored process [2021-08-27 14:22:37,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:37,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,320 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:37,320 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:37,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (150)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:37,335 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,336 INFO L229 MonitoredProcess]: Starting monitored process 151 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Waiting until timeout for monitored process [2021-08-27 14:22:37,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,345 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (151)] Ended with exit code 0 [2021-08-27 14:22:37,362 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,362 INFO L229 MonitoredProcess]: Starting monitored process 152 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,363 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Waiting until timeout for monitored process [2021-08-27 14:22:37,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:37,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:37,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:37,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (152)] Ended with exit code 0 [2021-08-27 14:22:37,386 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,387 INFO L229 MonitoredProcess]: Starting monitored process 153 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Waiting until timeout for monitored process [2021-08-27 14:22:37,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:37,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,395 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:37,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:37,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (153)] Ended with exit code 0 [2021-08-27 14:22:37,415 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,415 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,415 INFO L229 MonitoredProcess]: Starting monitored process 154 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,416 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Waiting until timeout for monitored process [2021-08-27 14:22:37,417 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 [2021-08-27 14:22:37,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,424 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,441 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (154)] Ended with exit code 0 [2021-08-27 14:22:37,441 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,442 INFO L229 MonitoredProcess]: Starting monitored process 155 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,443 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Waiting until timeout for monitored process [2021-08-27 14:22:37,444 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,450 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,450 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,457 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,477 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (155)] Ended with exit code 0 [2021-08-27 14:22:37,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,478 INFO L229 MonitoredProcess]: Starting monitored process 156 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Waiting until timeout for monitored process [2021-08-27 14:22:37,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,495 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,495 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,540 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (156)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:37,540 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,541 INFO L229 MonitoredProcess]: Starting monitored process 157 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,563 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Waiting until timeout for monitored process [2021-08-27 14:22:37,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:37,592 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (157)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:37,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,593 INFO L229 MonitoredProcess]: Starting monitored process 158 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Waiting until timeout for monitored process [2021-08-27 14:22:37,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:37,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:37,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:37,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:37,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:37,614 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:37,615 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:37,628 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:22:37,638 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2021-08-27 14:22:37,639 INFO L444 ModelExtractionUtils]: 27 out of 37 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-08-27 14:22:37,639 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:37,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:37,641 INFO L229 MonitoredProcess]: Starting monitored process 159 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:37,648 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:22:37,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Waiting until timeout for monitored process [2021-08-27 14:22:37,673 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 2. [2021-08-27 14:22:37,674 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:22:37,674 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7, v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7) = -2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 + 2*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7 + 1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_7 + 1*ULTIMATE.start_gcd_#t~mem12 - 1*ULTIMATE.start_gcd_#t~mem11 - 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 >= 0, 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~y_ref~0.base) ULTIMATE.start_gcd_~y_ref~0.offset)_7 - 1 >= 0] [2021-08-27 14:22:37,689 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (158)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:37,753 INFO L297 tatePredicateManager]: 21 out of 25 supporting invariants were superfluous and have been removed [2021-08-27 14:22:37,794 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (159)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:37,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:37,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:22:37,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:37,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:38,087 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-08-27 14:22:38,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-08-27 14:22:38,135 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-08-27 14:22:38,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-08-27 14:22:38,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-08-27 14:22:38,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-08-27 14:22:38,398 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-08-27 14:22:38,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-08-27 14:22:38,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:38,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:22:38,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:38,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-08-27 14:22:38,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:38,545 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2021-08-27 14:22:38,545 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:38,594 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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 90 states and 113 transitions. Complement of second has 4 states. [2021-08-27 14:22:38,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:38,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-08-27 14:22:38,597 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 15 letters. Loop has 2 letters. [2021-08-27 14:22:38,597 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:38,597 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:22:38,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:38,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:22:38,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:38,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:38,913 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-08-27 14:22:38,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-08-27 14:22:38,958 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-08-27 14:22:38,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-08-27 14:22:39,006 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-08-27 14:22:39,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-08-27 14:22:39,216 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-08-27 14:22:39,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-08-27 14:22:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:39,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:22:39,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:39,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-08-27 14:22:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:39,846 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2021-08-27 14:22:39,846 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:39,891 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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 90 states and 113 transitions. Complement of second has 4 states. [2021-08-27 14:22:39,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 2 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:39,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:39,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 10 transitions. [2021-08-27 14:22:39,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 10 transitions. Stem has 15 letters. Loop has 2 letters. [2021-08-27 14:22:39,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:39,892 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:22:39,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:39,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:22:39,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:39,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:40,201 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-08-27 14:22:40,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-08-27 14:22:40,247 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-08-27 14:22:40,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 34 [2021-08-27 14:22:40,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2021-08-27 14:22:40,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-08-27 14:22:40,472 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-08-27 14:22:40,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-08-27 14:22:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:40,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:22:40,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:40,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-08-27 14:22:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:40,635 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2021-08-27 14:22:40,635 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:41,303 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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 102 states and 125 transitions. Complement of second has 8 states. [2021-08-27 14:22:41,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 5 stem states 0 non-accepting loop states 2 accepting loop states [2021-08-27 14:22:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:41,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 20 transitions. [2021-08-27 14:22:41,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 20 transitions. Stem has 15 letters. Loop has 2 letters. [2021-08-27 14:22:41,304 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:41,304 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:22:41,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:41,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:22:41,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:41,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 12 [2021-08-27 14:22:41,604 INFO L354 Elim1Store]: treesize reduction 72, result has 42.4 percent of original size [2021-08-27 14:22:41,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 96 treesize of output 91 [2021-08-27 14:22:41,649 INFO L354 Elim1Store]: treesize reduction 24, result has 4.0 percent of original size [2021-08-27 14:22:41,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 42 treesize of output 26 [2021-08-27 14:22:41,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-08-27 14:22:41,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-08-27 14:22:41,942 INFO L354 Elim1Store]: treesize reduction 36, result has 35.7 percent of original size [2021-08-27 14:22:41,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 34 treesize of output 40 [2021-08-27 14:22:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:43,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:22:43,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:43,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 36 [2021-08-27 14:22:43,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:43,055 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.5 stem predicates 2 loop predicates [2021-08-27 14:22:43,056 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29 Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:44,115 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 89 states and 111 transitions. cyclomatic complexity: 29. Second operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 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 114 states and 143 transitions. Complement of second has 10 states. [2021-08-27 14:22:44,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2021-08-27 14:22:44,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:44,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 21 transitions. [2021-08-27 14:22:44,116 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 15 letters. Loop has 2 letters. [2021-08-27 14:22:44,116 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:44,116 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 17 letters. Loop has 2 letters. [2021-08-27 14:22:44,117 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:44,117 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 21 transitions. Stem has 15 letters. Loop has 4 letters. [2021-08-27 14:22:44,117 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:44,117 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 143 transitions. [2021-08-27 14:22:44,118 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2021-08-27 14:22:44,118 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 55 states and 66 transitions. [2021-08-27 14:22:44,118 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2021-08-27 14:22:44,118 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2021-08-27 14:22:44,118 INFO L73 IsDeterministic]: Start isDeterministic. Operand 55 states and 66 transitions. [2021-08-27 14:22:44,118 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:44,118 INFO L681 BuchiCegarLoop]: Abstraction has 55 states and 66 transitions. [2021-08-27 14:22:44,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states and 66 transitions. [2021-08-27 14:22:44,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 51. [2021-08-27 14:22:44,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 50 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:44,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 62 transitions. [2021-08-27 14:22:44,122 INFO L704 BuchiCegarLoop]: Abstraction has 51 states and 62 transitions. [2021-08-27 14:22:44,122 INFO L587 BuchiCegarLoop]: Abstraction has 51 states and 62 transitions. [2021-08-27 14:22:44,122 INFO L425 BuchiCegarLoop]: ======== Iteration 10============ [2021-08-27 14:22:44,122 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 51 states and 62 transitions. [2021-08-27 14:22:44,122 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-08-27 14:22:44,122 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:44,122 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:44,123 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [5, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-08-27 14:22:44,123 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [2, 1, 1, 1, 1, 1] [2021-08-27 14:22:44,123 INFO L791 eck$LassoCheckResult]: Stem: 3174#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3175#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 3172#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 3173#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3176#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 3189#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3205#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3204#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3203#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3202#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3201#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3200#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3199#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3198#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3197#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3196#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3195#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3194#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3193#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3190#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3186#L557-4 [2021-08-27 14:22:44,123 INFO L793 eck$LassoCheckResult]: Loop: 3186#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3177#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3168#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3169#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3213#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3212#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3191#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3186#L557-4 [2021-08-27 14:22:44,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:44,123 INFO L82 PathProgramCache]: Analyzing trace with hash 659402604, now seen corresponding path program 9 times [2021-08-27 14:22:44,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:44,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393723688] [2021-08-27 14:22:44,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:44,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:44,134 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:44,151 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:44,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:44,151 INFO L82 PathProgramCache]: Analyzing trace with hash 1675227762, now seen corresponding path program 4 times [2021-08-27 14:22:44,151 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:44,152 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704156132] [2021-08-27 14:22:44,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:44,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:44,157 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:44,161 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:44,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:44,163 INFO L82 PathProgramCache]: Analyzing trace with hash 884417703, now seen corresponding path program 10 times [2021-08-27 14:22:44,163 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:44,163 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182598722] [2021-08-27 14:22:44,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:44,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:44,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:44,177 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:44,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:44,195 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:46,952 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:22:46,952 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:22:46,952 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:22:46,952 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:22:46,952 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:22:46,952 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:46,952 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:22:46,952 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:22:46,952 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration10_Lasso [2021-08-27 14:22:46,952 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:22:46,952 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:22:46,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,978 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,981 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,984 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,986 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,989 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:46,998 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:47,002 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:47,627 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:47,635 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:47,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:47,642 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:47,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:47,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:47,650 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:22:48,277 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:22:48,278 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:22:48,278 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,278 INFO L229 MonitoredProcess]: Starting monitored process 160 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,279 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Waiting until timeout for monitored process [2021-08-27 14:22:48,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,287 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,303 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (160)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:48,303 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,304 INFO L229 MonitoredProcess]: Starting monitored process 161 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Waiting until timeout for monitored process [2021-08-27 14:22:48,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,312 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (161)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:48,328 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,329 INFO L229 MonitoredProcess]: Starting monitored process 162 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Waiting until timeout for monitored process [2021-08-27 14:22:48,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,353 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (162)] Ended with exit code 0 [2021-08-27 14:22:48,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,354 INFO L229 MonitoredProcess]: Starting monitored process 163 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Waiting until timeout for monitored process [2021-08-27 14:22:48,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,377 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (163)] Ended with exit code 0 [2021-08-27 14:22:48,377 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,378 INFO L229 MonitoredProcess]: Starting monitored process 164 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,378 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Waiting until timeout for monitored process [2021-08-27 14:22:48,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,386 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,386 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,402 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (164)] Ended with exit code 0 [2021-08-27 14:22:48,402 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,402 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,403 INFO L229 MonitoredProcess]: Starting monitored process 165 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Waiting until timeout for monitored process [2021-08-27 14:22:48,404 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 [2021-08-27 14:22:48,411 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,411 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,412 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:48,412 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:48,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,429 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (165)] Ended with exit code 0 [2021-08-27 14:22:48,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,430 INFO L229 MonitoredProcess]: Starting monitored process 166 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Waiting until timeout for monitored process [2021-08-27 14:22:48,432 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:48,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:48,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (166)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:48,457 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,457 INFO L229 MonitoredProcess]: Starting monitored process 167 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Waiting until timeout for monitored process [2021-08-27 14:22:48,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:48,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:48,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,487 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (167)] Ended with exit code 0 [2021-08-27 14:22:48,487 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,488 INFO L229 MonitoredProcess]: Starting monitored process 168 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Waiting until timeout for monitored process [2021-08-27 14:22:48,490 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,497 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,512 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (168)] Ended with exit code 0 [2021-08-27 14:22:48,512 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,513 INFO L229 MonitoredProcess]: Starting monitored process 169 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Waiting until timeout for monitored process [2021-08-27 14:22:48,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,521 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,521 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,521 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,521 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,521 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,521 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,537 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (169)] Ended with exit code 0 [2021-08-27 14:22:48,537 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,537 INFO L229 MonitoredProcess]: Starting monitored process 170 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Waiting until timeout for monitored process [2021-08-27 14:22:48,539 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,546 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,547 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (170)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:48,562 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,562 INFO L229 MonitoredProcess]: Starting monitored process 171 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Waiting until timeout for monitored process [2021-08-27 14:22:48,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,570 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,571 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,571 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,590 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (171)] Ended with exit code 0 [2021-08-27 14:22:48,591 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,591 INFO L229 MonitoredProcess]: Starting monitored process 172 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Waiting until timeout for monitored process [2021-08-27 14:22:48,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,599 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,599 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,599 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,599 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,600 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,619 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (172)] Ended with exit code 0 [2021-08-27 14:22:48,620 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,620 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,620 INFO L229 MonitoredProcess]: Starting monitored process 173 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Waiting until timeout for monitored process [2021-08-27 14:22:48,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,630 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (173)] Ended with exit code 0 [2021-08-27 14:22:48,644 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,645 INFO L229 MonitoredProcess]: Starting monitored process 174 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Waiting until timeout for monitored process [2021-08-27 14:22:48,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:22:48,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,653 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:22:48,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:22:48,654 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,669 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (174)] Ended with exit code 0 [2021-08-27 14:22:48,669 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,669 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,670 INFO L229 MonitoredProcess]: Starting monitored process 175 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Waiting until timeout for monitored process [2021-08-27 14:22:48,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:48,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:48,682 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (175)] Ended with exit code 0 [2021-08-27 14:22:48,697 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,697 INFO L229 MonitoredProcess]: Starting monitored process 176 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Waiting until timeout for monitored process [2021-08-27 14:22:48,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,709 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:48,709 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:48,712 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:22:48,727 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (176)] Ended with exit code 0 [2021-08-27 14:22:48,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,728 INFO L229 MonitoredProcess]: Starting monitored process 177 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Waiting until timeout for monitored process [2021-08-27 14:22:48,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:22:48,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:22:48,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:22:48,740 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:22:48,740 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:22:48,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:22:48,749 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:22:48,757 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:22:48,775 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-08-27 14:22:48,775 INFO L444 ModelExtractionUtils]: 18 out of 31 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-08-27 14:22:48,775 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:22:48,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:22:48,776 INFO L229 MonitoredProcess]: Starting monitored process 178 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:22:48,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Waiting until timeout for monitored process [2021-08-27 14:22:48,778 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:22:48,786 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:22:48,786 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:22:48,786 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_8) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_8 Supporting invariants [] [2021-08-27 14:22:48,801 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (177)] Ended with exit code 0 [2021-08-27 14:22:48,865 INFO L297 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2021-08-27 14:22:48,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:48,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:48,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2021-08-27 14:22:48,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:49,155 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-08-27 14:22:49,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2021-08-27 14:22:49,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (178)] Forceful destruction successful, exit code 0 [2021-08-27 14:22:49,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-27 14:22:49,441 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-08-27 14:22:49,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 73 [2021-08-27 14:22:49,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:49,468 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-27 14:22:49,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 26 [2021-08-27 14:22:49,522 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-27 14:22:49,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 22 [2021-08-27 14:22:49,799 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-08-27 14:22:49,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 53 [2021-08-27 14:22:50,042 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-08-27 14:22:50,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 57 [2021-08-27 14:22:50,270 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-08-27 14:22:50,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 63 [2021-08-27 14:22:50,555 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-08-27 14:22:50,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 72 [2021-08-27 14:22:50,742 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-08-27 14:22:50,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 61 [2021-08-27 14:22:50,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:50,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-27 14:22:50,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:50,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:50,997 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-08-27 14:22:50,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-08-27 14:22:51,211 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-08-27 14:22:51,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-08-27 14:22:51,359 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-08-27 14:22:51,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-08-27 14:22:52,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:52,127 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.12 stem predicates 6 loop predicates [2021-08-27 14:22:52,127 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:52,215 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 51 states and 62 transitions. Complement of second has 6 states. [2021-08-27 14:22:52,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:52,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:52,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2021-08-27 14:22:52,216 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 20 letters. Loop has 7 letters. [2021-08-27 14:22:52,216 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:52,216 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:22:52,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:52,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:52,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2021-08-27 14:22:52,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:52,525 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-08-27 14:22:52,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2021-08-27 14:22:52,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-27 14:22:52,823 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-08-27 14:22:52,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 73 [2021-08-27 14:22:52,866 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-27 14:22:52,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-08-27 14:22:52,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-27 14:22:52,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 22 [2021-08-27 14:22:52,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-27 14:22:52,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 15 [2021-08-27 14:22:53,012 INFO L354 Elim1Store]: treesize reduction 21, result has 16.0 percent of original size [2021-08-27 14:22:53,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 29 [2021-08-27 14:22:53,232 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-08-27 14:22:53,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 53 [2021-08-27 14:22:53,442 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-08-27 14:22:53,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 57 [2021-08-27 14:22:53,651 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-08-27 14:22:53,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 63 [2021-08-27 14:22:54,012 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-08-27 14:22:54,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 72 [2021-08-27 14:22:54,184 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-08-27 14:22:54,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 61 [2021-08-27 14:22:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:54,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-27 14:22:54,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:54,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:54,405 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-08-27 14:22:54,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-08-27 14:22:54,609 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-08-27 14:22:54,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-08-27 14:22:54,765 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-08-27 14:22:54,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-08-27 14:22:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:55,432 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.12 stem predicates 6 loop predicates [2021-08-27 14:22:55,433 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:55,540 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 51 states and 62 transitions. Complement of second has 6 states. [2021-08-27 14:22:55,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 4 stem states 0 non-accepting loop states 1 accepting loop states [2021-08-27 14:22:55,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:55,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 11 transitions. [2021-08-27 14:22:55,541 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 11 transitions. Stem has 20 letters. Loop has 7 letters. [2021-08-27 14:22:55,542 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:55,542 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:22:55,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:55,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:55,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 33 conjunts are in the unsatisfiable core [2021-08-27 14:22:55,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:55,819 INFO L354 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2021-08-27 14:22:55,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 15 treesize of output 15 [2021-08-27 14:22:56,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-27 14:22:56,116 INFO L354 Elim1Store]: treesize reduction 116, result has 24.2 percent of original size [2021-08-27 14:22:56,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 111 treesize of output 73 [2021-08-27 14:22:56,151 INFO L354 Elim1Store]: treesize reduction 13, result has 23.5 percent of original size [2021-08-27 14:22:56,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 29 [2021-08-27 14:22:56,277 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-08-27 14:22:56,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 19 [2021-08-27 14:22:56,502 INFO L354 Elim1Store]: treesize reduction 48, result has 32.4 percent of original size [2021-08-27 14:22:56,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 63 treesize of output 53 [2021-08-27 14:22:56,710 INFO L354 Elim1Store]: treesize reduction 56, result has 29.1 percent of original size [2021-08-27 14:22:56,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 71 treesize of output 57 [2021-08-27 14:22:56,919 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-08-27 14:22:56,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 69 treesize of output 63 [2021-08-27 14:22:57,256 INFO L354 Elim1Store]: treesize reduction 24, result has 45.5 percent of original size [2021-08-27 14:22:57,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 94 treesize of output 72 [2021-08-27 14:22:57,423 INFO L354 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2021-08-27 14:22:57,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 89 treesize of output 61 [2021-08-27 14:22:57,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:22:57,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-27 14:22:57,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:22:57,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-08-27 14:22:57,650 INFO L354 Elim1Store]: treesize reduction 40, result has 46.7 percent of original size [2021-08-27 14:22:57,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 45 [2021-08-27 14:22:57,830 INFO L354 Elim1Store]: treesize reduction 49, result has 12.5 percent of original size [2021-08-27 14:22:57,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 43 [2021-08-27 14:22:58,022 INFO L354 Elim1Store]: treesize reduction 32, result has 46.7 percent of original size [2021-08-27 14:22:58,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 49 treesize of output 55 [2021-08-27 14:22:58,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:22:58,704 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.12 stem predicates 6 loop predicates [2021-08-27 14:22:58,704 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14 Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:59,745 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 51 states and 62 transitions. cyclomatic complexity: 14. Second operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 83 states and 99 transitions. Complement of second has 30 states. [2021-08-27 14:22:59,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 20 states 13 stem states 5 non-accepting loop states 2 accepting loop states [2021-08-27 14:22:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 45 transitions. [2021-08-27 14:22:59,746 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 20 letters. Loop has 7 letters. [2021-08-27 14:22:59,747 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:59,747 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 27 letters. Loop has 7 letters. [2021-08-27 14:22:59,747 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:59,747 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 20 states and 45 transitions. Stem has 20 letters. Loop has 14 letters. [2021-08-27 14:22:59,747 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:22:59,747 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 83 states and 99 transitions. [2021-08-27 14:22:59,748 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 22 [2021-08-27 14:22:59,748 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 83 states to 82 states and 98 transitions. [2021-08-27 14:22:59,748 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 27 [2021-08-27 14:22:59,749 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2021-08-27 14:22:59,749 INFO L73 IsDeterministic]: Start isDeterministic. Operand 82 states and 98 transitions. [2021-08-27 14:22:59,749 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:22:59,749 INFO L681 BuchiCegarLoop]: Abstraction has 82 states and 98 transitions. [2021-08-27 14:22:59,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states and 98 transitions. [2021-08-27 14:22:59,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 55. [2021-08-27 14:22:59,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 55 states have (on average 1.2363636363636363) internal successors, (68), 54 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:22:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 68 transitions. [2021-08-27 14:22:59,751 INFO L704 BuchiCegarLoop]: Abstraction has 55 states and 68 transitions. [2021-08-27 14:22:59,751 INFO L587 BuchiCegarLoop]: Abstraction has 55 states and 68 transitions. [2021-08-27 14:22:59,751 INFO L425 BuchiCegarLoop]: ======== Iteration 11============ [2021-08-27 14:22:59,751 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 55 states and 68 transitions. [2021-08-27 14:22:59,752 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 21 [2021-08-27 14:22:59,752 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:22:59,752 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:22:59,752 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-08-27 14:22:59,752 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [3, 2, 1, 1, 1, 1] [2021-08-27 14:22:59,752 INFO L791 eck$LassoCheckResult]: Stem: 3895#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 3896#L-1 havoc main_#res;havoc main_#t~nondet18, main_#t~nondet19, main_#t~ret20, main_~x~0, main_~y~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet18;havoc main_#t~nondet18;main_~y~0 := main_#t~nondet19;havoc main_#t~nondet19;gcd_#in~x, gcd_#in~y := main_~x~0, main_~y~0;havoc gcd_#res;havoc gcd_#t~malloc2.base, gcd_#t~malloc2.offset, gcd_#t~malloc3.base, gcd_#t~malloc3.offset, gcd_#t~malloc4.base, gcd_#t~malloc4.offset, gcd_#t~mem5, gcd_#t~mem6, gcd_#t~mem7, gcd_#t~mem8, gcd_#t~mem10, gcd_#t~mem13, gcd_#t~mem14, gcd_#t~mem11, gcd_#t~mem12, gcd_#t~mem15, gcd_#t~mem16, gcd_#t~mem9, gcd_#t~mem17, gcd_~x, gcd_~y, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, gcd_~r~0.base, gcd_~r~0.offset;gcd_~x := gcd_#in~x;gcd_~y := gcd_#in~y;call gcd_#t~malloc2.base, gcd_#t~malloc2.offset := #Ultimate.allocOnStack(4);gcd_~x_ref~0.base, gcd_~x_ref~0.offset := gcd_#t~malloc2.base, gcd_#t~malloc2.offset;call gcd_#t~malloc3.base, gcd_#t~malloc3.offset := #Ultimate.allocOnStack(4);gcd_~y_ref~0.base, gcd_~y_ref~0.offset := gcd_#t~malloc3.base, gcd_#t~malloc3.offset;call gcd_#t~malloc4.base, gcd_#t~malloc4.offset := #Ultimate.allocOnStack(4);gcd_~r~0.base, gcd_~r~0.offset := gcd_#t~malloc4.base, gcd_#t~malloc4.offset;call write~int(gcd_~x, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_~y, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call gcd_#t~mem5 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4); 3893#L553 assume !(gcd_#t~mem5 < 0);havoc gcd_#t~mem5; 3894#L553-2 call gcd_#t~mem7 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3897#L554 assume !(gcd_#t~mem7 < 0);havoc gcd_#t~mem7; 3906#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3936#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3935#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3934#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3933#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3899#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3891#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3892#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3901#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3903#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3943#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3905#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3898#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3889#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3890#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3900#L557-1 [2021-08-27 14:22:59,752 INFO L793 eck$LassoCheckResult]: Loop: 3900#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3902#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3922#L557-1 assume !!(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12;call gcd_#t~mem13 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem14 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem13 - gcd_#t~mem14, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem13;havoc gcd_#t~mem14; 3942#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3941#L557-1 assume !(gcd_#t~mem11 >= gcd_#t~mem12);havoc gcd_#t~mem11;havoc gcd_#t~mem12; 3940#L557-4 call gcd_#t~mem15 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);call write~int(gcd_#t~mem15, gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);havoc gcd_#t~mem15;call gcd_#t~mem16 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call write~int(gcd_#t~mem16, gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4);havoc gcd_#t~mem16; 3939#L555-2 call gcd_#t~mem9 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3938#L555 assume !!(gcd_#t~mem9 > 0);havoc gcd_#t~mem9;call gcd_#t~mem10 := read~int(gcd_~x_ref~0.base, gcd_~x_ref~0.offset, 4);call write~int(gcd_#t~mem10, gcd_~r~0.base, gcd_~r~0.offset, 4);havoc gcd_#t~mem10; 3937#L557-3 call gcd_#t~mem11 := read~int(gcd_~r~0.base, gcd_~r~0.offset, 4);call gcd_#t~mem12 := read~int(gcd_~y_ref~0.base, gcd_~y_ref~0.offset, 4); 3900#L557-1 [2021-08-27 14:22:59,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:59,753 INFO L82 PathProgramCache]: Analyzing trace with hash 657809108, now seen corresponding path program 11 times [2021-08-27 14:22:59,753 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:59,753 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985968830] [2021-08-27 14:22:59,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:59,753 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:59,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:59,766 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:59,777 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:59,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:59,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1547227717, now seen corresponding path program 5 times [2021-08-27 14:22:59,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:59,778 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543683637] [2021-08-27 14:22:59,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:59,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:59,784 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:59,789 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:22:59,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:22:59,789 INFO L82 PathProgramCache]: Analyzing trace with hash 407096392, now seen corresponding path program 12 times [2021-08-27 14:22:59,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:22:59,789 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665034382] [2021-08-27 14:22:59,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:22:59,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:22:59,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:59,818 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:22:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:22:59,836 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:23:03,275 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:23:03,275 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:23:03,275 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:23:03,275 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:23:03,275 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:23:03,275 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:03,275 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:23:03,275 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:23:03,276 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd1-alloca.i_Iteration11_Lasso [2021-08-27 14:23:03,276 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:23:03,276 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:23:03,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:03,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:03,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:03,287 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:03,290 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:03,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:03,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,112 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,115 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,120 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:23:04,816 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:23:04,817 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:23:04,817 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:04,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:04,829 INFO L229 MonitoredProcess]: Starting monitored process 179 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:04,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Waiting until timeout for monitored process [2021-08-27 14:23:04,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:04,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:04,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:04,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:04,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:04,839 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:23:04,839 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:23:04,844 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:04,859 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (179)] Ended with exit code 0 [2021-08-27 14:23:04,859 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:04,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:04,860 INFO L229 MonitoredProcess]: Starting monitored process 180 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:04,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Waiting until timeout for monitored process [2021-08-27 14:23:04,861 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:04,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:04,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:23:04,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:04,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:04,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:04,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:23:04,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:23:04,869 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:04,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (180)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:04,884 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:04,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:04,884 INFO L229 MonitoredProcess]: Starting monitored process 181 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:04,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Waiting until timeout for monitored process [2021-08-27 14:23:04,886 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:04,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:04,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:23:04,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:04,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:04,892 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:04,893 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:23:04,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:23:04,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:04,911 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (181)] Ended with exit code 0 [2021-08-27 14:23:04,912 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:04,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:04,913 INFO L229 MonitoredProcess]: Starting monitored process 182 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:04,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:04,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:04,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:23:04,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:04,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:04,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:04,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:23:04,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:23:04,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Waiting until timeout for monitored process [2021-08-27 14:23:04,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:04,960 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (182)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:04,960 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:04,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:04,965 INFO L229 MonitoredProcess]: Starting monitored process 183 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:04,971 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:04,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:04,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:23:04,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:04,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:04,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:04,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:23:04,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:23:04,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Waiting until timeout for monitored process [2021-08-27 14:23:04,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:05,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (183)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:05,000 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:05,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:05,001 INFO L229 MonitoredProcess]: Starting monitored process 184 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:05,017 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Waiting until timeout for monitored process [2021-08-27 14:23:05,017 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:05,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:05,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:23:05,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:05,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:05,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:05,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:23:05,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:23:05,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:05,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (184)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:05,052 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:05,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:05,053 INFO L229 MonitoredProcess]: Starting monitored process 185 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:05,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Waiting until timeout for monitored process [2021-08-27 14:23:05,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:05,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:05,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:05,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:05,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:05,066 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:23:05,066 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:23:05,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:05,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (185)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:05,084 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:05,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:05,085 INFO L229 MonitoredProcess]: Starting monitored process 186 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:05,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Waiting until timeout for monitored process [2021-08-27 14:23:05,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:05,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:05,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:05,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:05,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:05,096 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:23:05,096 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:23:05,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:05,119 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (186)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:05,119 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:05,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:05,120 INFO L229 MonitoredProcess]: Starting monitored process 187 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:05,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:05,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Waiting until timeout for monitored process [2021-08-27 14:23:05,128 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:05,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:05,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:05,128 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:05,132 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:23:05,132 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:23:05,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:05,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (187)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:05,151 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:05,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:05,152 INFO L229 MonitoredProcess]: Starting monitored process 188 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:05,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Waiting until timeout for monitored process [2021-08-27 14:23:05,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:05,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:05,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:05,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:05,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:05,162 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:23:05,162 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:23:05,164 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:23:05,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (188)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:05,179 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:05,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:05,179 INFO L229 MonitoredProcess]: Starting monitored process 189 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:05,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Waiting until timeout for monitored process [2021-08-27 14:23:05,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:23:05,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:23:05,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:23:05,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:23:05,188 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:23:05,201 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:23:05,201 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:23:05,211 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:23:05,232 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2021-08-27 14:23:05,232 INFO L444 ModelExtractionUtils]: 10 out of 37 variables were initially zero. Simplification set additionally 25 variables to zero. [2021-08-27 14:23:05,232 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:23:05,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:23:05,233 INFO L229 MonitoredProcess]: Starting monitored process 190 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:23:05,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Waiting until timeout for monitored process [2021-08-27 14:23:05,234 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:23:05,246 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:23:05,246 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:23:05,246 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_9) = 1*v_rep(select (select #memory_int ULTIMATE.start_gcd_~r~0.base) ULTIMATE.start_gcd_~r~0.offset)_9 Supporting invariants [] [2021-08-27 14:23:05,261 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (189)] Ended with exit code 0 [2021-08-27 14:23:05,346 INFO L297 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2021-08-27 14:23:05,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:23:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:23:05,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-08-27 14:23:05,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:23:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:23:05,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-27 14:23:05,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:23:05,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (190)] Forceful destruction successful, exit code 0 [2021-08-27 14:23:05,550 INFO L354 Elim1Store]: treesize reduction 20, result has 58.3 percent of original size [2021-08-27 14:23:05,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 42 [2021-08-27 14:23:05,726 INFO L354 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2021-08-27 14:23:05,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 73 treesize of output 48 [2021-08-27 14:23:06,068 INFO L354 Elim1Store]: treesize reduction 135, result has 31.5 percent of original size [2021-08-27 14:23:06,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 130 treesize of output 113 [2021-08-27 14:23:06,097 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-08-27 14:23:06,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 76 treesize of output 52 [2021-08-27 14:23:06,274 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: No Interpolants at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.RefineBuchi.refineBuchi(RefineBuchi.java:213) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.refineBuchi(BuchiCegarLoop.java:731) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiCegarLoop.iterate(BuchiCegarLoop.java:549) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:398) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-08-27 14:23:06,276 INFO L168 Benchmark]: Toolchain (without parser) took 69131.08 ms. Allocated memory was 48.2 MB in the beginning and 220.2 MB in the end (delta: 172.0 MB). Free memory was 22.7 MB in the beginning and 104.2 MB in the end (delta: -81.5 MB). Peak memory consumption was 160.1 MB. Max. memory is 16.1 GB. [2021-08-27 14:23:06,276 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 27.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:23:06,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.88 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 22.4 MB in the beginning and 37.3 MB in the end (delta: -14.8 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. [2021-08-27 14:23:06,277 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.70 ms. Allocated memory is still 58.7 MB. Free memory was 37.3 MB in the beginning and 35.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 14:23:06,277 INFO L168 Benchmark]: Boogie Preprocessor took 34.59 ms. Allocated memory is still 58.7 MB. Free memory was 35.4 MB in the beginning and 34.3 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:23:06,277 INFO L168 Benchmark]: RCFGBuilder took 369.12 ms. Allocated memory is still 58.7 MB. Free memory was 34.3 MB in the beginning and 32.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. [2021-08-27 14:23:06,277 INFO L168 Benchmark]: BuchiAutomizer took 68380.34 ms. Allocated memory was 58.7 MB in the beginning and 220.2 MB in the end (delta: 161.5 MB). Free memory was 32.8 MB in the beginning and 104.2 MB in the end (delta: -71.4 MB). Peak memory consumption was 160.7 MB. Max. memory is 16.1 GB. [2021-08-27 14:23:06,278 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 48.2 MB. Free memory was 30.0 MB in the beginning and 30.0 MB in the end (delta: 27.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 301.88 ms. Allocated memory was 48.2 MB in the beginning and 58.7 MB in the end (delta: 10.5 MB). Free memory was 22.4 MB in the beginning and 37.3 MB in the end (delta: -14.8 MB). Peak memory consumption was 3.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.70 ms. Allocated memory is still 58.7 MB. Free memory was 37.3 MB in the beginning and 35.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.59 ms. Allocated memory is still 58.7 MB. Free memory was 35.4 MB in the beginning and 34.3 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 369.12 ms. Allocated memory is still 58.7 MB. Free memory was 34.3 MB in the beginning and 32.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 11.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 68380.34 ms. Allocated memory was 58.7 MB in the beginning and 220.2 MB in the end (delta: 161.5 MB). Free memory was 32.8 MB in the beginning and 104.2 MB in the end (delta: -71.4 MB). Peak memory consumption was 160.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: No Interpolants de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: No Interpolants: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.getInterpolants(InterpolatingTraceCheck.java:149) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-08-27 14:23:06,301 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Ended with exit code 0 [2021-08-27 14:23:06,516 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...