./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig8-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/NoriSharma-2013FSE-Fig8-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 2618f63f0acd986074ff563fe806d4dc698d3d84 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Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 14:15:26,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 14:15:26,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 14:15:26,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 14:15:26,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 14:15:26,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 14:15:26,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 14:15:26,643 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 14:15:26,644 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 14:15:26,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 14:15:26,648 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 14:15:26,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 14:15:26,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 14:15:26,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 14:15:26,655 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 14:15:26,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 14:15:26,658 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 14:15:26,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 14:15:26,661 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 14:15:26,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 14:15:26,666 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 14:15:26,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 14:15:26,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 14:15:26,669 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 14:15:26,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 14:15:26,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 14:15:26,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 14:15:26,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 14:15:26,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 14:15:26,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 14:15:26,677 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 14:15:26,678 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 14:15:26,679 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 14:15:26,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 14:15:26,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 14:15:26,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 14:15:26,682 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 14:15:26,682 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 14:15:26,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 14:15:26,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 14:15:26,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 14:15:26,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-08-27 14:15:26,717 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 14:15:26,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 14:15:26,718 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 14:15:26,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 14:15:26,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 14:15:26,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 14:15:26,720 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 14:15:26,720 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-08-27 14:15:26,721 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-08-27 14:15:26,721 INFO L138 SettingsManager]: * Use old map elimination=false [2021-08-27 14:15:26,721 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-08-27 14:15:26,721 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-08-27 14:15:26,721 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-08-27 14:15:26,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 14:15:26,722 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 14:15:26,722 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 14:15:26,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 14:15:26,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-08-27 14:15:26,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-08-27 14:15:26,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-08-27 14:15:26,722 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 14:15:26,722 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-08-27 14:15:26,723 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 14:15:26,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-08-27 14:15:26,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 14:15:26,723 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 14:15:26,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 14:15:26,723 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 14:15:26,723 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 14:15:26,724 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-08-27 14:15:26,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2618f63f0acd986074ff563fe806d4dc698d3d84 [2021-08-27 14:15:26,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 14:15:27,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 14:15:27,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 14:15:27,009 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 14:15:27,010 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 14:15:27,011 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig8-alloca.i [2021-08-27 14:15:27,055 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b27e3f476/615fede45fae479eba1806f9a2ae44b2/FLAG42fcaf33d [2021-08-27 14:15:27,531 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 14:15:27,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/NoriSharma-2013FSE-Fig8-alloca.i [2021-08-27 14:15:27,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b27e3f476/615fede45fae479eba1806f9a2ae44b2/FLAG42fcaf33d [2021-08-27 14:15:28,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b27e3f476/615fede45fae479eba1806f9a2ae44b2 [2021-08-27 14:15:28,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 14:15:28,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 14:15:28,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 14:15:28,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 14:15:28,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 14:15:28,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@332276b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28, skipping insertion in model container [2021-08-27 14:15:28,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 14:15:28,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 14:15:28,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:15:28,295 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 14:15:28,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 14:15:28,355 INFO L208 MainTranslator]: Completed translation [2021-08-27 14:15:28,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28 WrapperNode [2021-08-27 14:15:28,356 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 14:15:28,357 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 14:15:28,357 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 14:15:28,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 14:15:28,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 14:15:28,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 14:15:28,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 14:15:28,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 14:15:28,401 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,412 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,420 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 14:15:28,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 14:15:28,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 14:15:28,432 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 14:15:28,432 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (1/1) ... [2021-08-27 14:15:28,437 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:28,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:28,451 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 14:15:28,472 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 14:15:28,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-27 14:15:28,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-27 14:15:28,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 14:15:28,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-27 14:15:28,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 14:15:28,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 14:15:28,714 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 14:15:28,714 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-08-27 14:15:28,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:15:28 BoogieIcfgContainer [2021-08-27 14:15:28,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 14:15:28,716 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-08-27 14:15:28,716 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-08-27 14:15:28,718 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-08-27 14:15:28,719 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:15:28,719 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.08 02:15:28" (1/3) ... [2021-08-27 14:15:28,720 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@515c915f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:15:28, skipping insertion in model container [2021-08-27 14:15:28,720 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:15:28,720 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 02:15:28" (2/3) ... [2021-08-27 14:15:28,720 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@515c915f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.08 02:15:28, skipping insertion in model container [2021-08-27 14:15:28,720 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-08-27 14:15:28,720 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:15:28" (3/3) ... [2021-08-27 14:15:28,721 INFO L389 chiAutomizerObserver]: Analyzing ICFG NoriSharma-2013FSE-Fig8-alloca.i [2021-08-27 14:15:28,750 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-08-27 14:15:28,750 INFO L360 BuchiCegarLoop]: Hoare is false [2021-08-27 14:15:28,750 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-08-27 14:15:28,751 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-27 14:15:28,751 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-27 14:15:28,751 INFO L364 BuchiCegarLoop]: Difference is false [2021-08-27 14:15:28,751 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-27 14:15:28,751 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-08-27 14:15:28,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 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 14:15:28,784 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-08-27 14:15:28,784 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:15:28,785 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:15:28,788 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 14:15:28,788 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-27 14:15:28,788 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-08-27 14:15:28,789 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 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 14:15:28,789 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-08-27 14:15:28,789 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:15:28,790 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:15:28,790 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 14:15:28,790 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-27 14:15:28,795 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 10#L-1true havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_#t~mem14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem12, main_#t~mem13, main_~u~0.base, main_~u~0.offset, main_~x~0.base, main_~x~0.offset, main_~v~0.base, main_~v~0.offset, main_~y~0.base, main_~y~0.offset, main_~w~0.base, main_~w~0.offset, main_~z~0.base, main_~z~0.offset, main_~c~0.base, main_~c~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~u~0.base, main_~u~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~v~0.base, main_~v~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.allocOnStack(4);main_~w~0.base, main_~w~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4);main_~c~0.base, main_~c~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;call main_#t~mem9 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem9, main_~u~0.base, main_~u~0.offset, 4);havoc main_#t~mem9;call main_#t~mem10 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem10, main_~v~0.base, main_~v~0.offset, 4);havoc main_#t~mem10;call main_#t~mem11 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem11, main_~w~0.base, main_~w~0.offset, 4);havoc main_#t~mem11;call write~int(0, main_~c~0.base, main_~c~0.offset, 4); 8#L560-2true [2021-08-27 14:15:28,796 INFO L793 eck$LassoCheckResult]: Loop: 8#L560-2true call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 9#L558-1true assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 7#L560true assume !(main_#t~mem15 > 1);havoc main_#t~mem15;call main_#t~mem19 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(1 + main_#t~mem19, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem19; 8#L560-2true [2021-08-27 14:15:28,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:28,801 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-08-27 14:15:28,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:28,809 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587113988] [2021-08-27 14:15:28,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:28,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:28,939 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:28,993 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:28,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:28,996 INFO L82 PathProgramCache]: Analyzing trace with hash 36907, now seen corresponding path program 1 times [2021-08-27 14:15:28,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:28,996 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885800502] [2021-08-27 14:15:28,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:28,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:29,006 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:29,018 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:29,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:29,020 INFO L82 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2021-08-27 14:15:29,020 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:29,020 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93111765] [2021-08-27 14:15:29,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:29,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:29,062 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:29,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:29,104 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:32,920 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:15:32,920 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:15:32,920 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:15:32,921 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:15:32,921 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:15:32,921 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:32,921 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:15:32,921 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:15:32,921 INFO L133 ssoRankerPreferences]: Filename of dumped script: NoriSharma-2013FSE-Fig8-alloca.i_Iteration1_Lasso [2021-08-27 14:15:32,921 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:15:32,921 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:15:32,936 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 14:15:32,940 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 14:15:32,942 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 14:15:32,953 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 14:15:32,955 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 14:15:32,957 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 14:15:32,960 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 14:15:32,962 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 14:15:32,965 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 14:15:32,968 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 14:15:32,970 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 14:15:34,380 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 14:15:34,382 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 14:15:34,384 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 14:15:34,386 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 14:15:34,388 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 14:15:34,390 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 14:15:34,392 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 14:15:34,394 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 14:15:35,185 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:15:35,188 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:15:35,189 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,190 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 14:15:35,193 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 14:15:35,194 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:35,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:35,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:35,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:35,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,239 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:35,239 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,240 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 14:15:35,241 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 14:15:35,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:35,250 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:35,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,251 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:35,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:35,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:35,284 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,285 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 14:15:35,286 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 14:15:35,287 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 14:15:35,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,298 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:35,298 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:35,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,331 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 14:15:35,332 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,333 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 14:15:35,334 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 14:15:35,335 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 14:15:35,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:35,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,349 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:35,349 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:35,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,368 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 14:15:35,369 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,370 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 14:15:35,371 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 14:15:35,372 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:35,378 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,393 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:35,393 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:35,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,419 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 14:15:35,419 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,420 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 14:15:35,421 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 14:15:35,422 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 14:15:35,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,430 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,430 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,430 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:35,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:35,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,463 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 14:15:35,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,464 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 14:15:35,465 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 14:15:35,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:35,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:35,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:35,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:35,488 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,507 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 14:15:35,507 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,508 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 14:15:35,509 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 14:15:35,510 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:35,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,519 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:35,519 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:35,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,550 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:35,551 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,552 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 14:15:35,553 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 14:15:35,554 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 14:15:35,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:35,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,563 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:35,563 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:35,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,590 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:35,591 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,592 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 14:15:35,593 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 14:15:35,594 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:15:35,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:35,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:35,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:35,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,632 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 14:15:35,632 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,633 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 14:15:35,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:35,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,648 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:35,648 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:35,651 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 14:15:35,659 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,679 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 14:15:35,679 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,681 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 14:15:35,681 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 14:15:35,685 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 14:15:35,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:35,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:35,709 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,729 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 14:15:35,730 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,730 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 14:15:35,731 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 14:15:35,732 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 14:15:35,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:35,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:35,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:35,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,760 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 14:15:35,760 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,761 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 14:15:35,762 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 14:15:35,763 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:35,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:35,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:35,820 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:35,853 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,854 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 14:15:35,855 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 14:15:35,856 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:15:35,863 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,863 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,863 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,863 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,865 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:35,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:35,888 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:35,939 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 14:15:35,939 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:35,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:35,953 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 14:15:35,971 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 14:15:35,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:35,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:35,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:35,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:35,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:35,979 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:35,979 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:35,980 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 14:15:35,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:36,047 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 14:15:36,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:36,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:36,061 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 14:15:36,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:36,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:36,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:36,089 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:36,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:36,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:36,092 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:36,094 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 14:15:36,112 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:36,146 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 14:15:36,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:36,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:36,149 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 14:15:36,150 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 14:15:36,152 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:36,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:36,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:36,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:36,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:36,164 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:36,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:36,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:36,204 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 14:15:36,204 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:36,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:36,205 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 14:15:36,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:36,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:36,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:36,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:36,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:36,221 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:36,221 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:36,224 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 14:15:36,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:36,271 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 14:15:36,271 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:36,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:36,273 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 14:15:36,277 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 14:15:36,293 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 14:15:36,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:36,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:36,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:36,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:36,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:36,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:36,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:36,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:36,334 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 14:15:36,334 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:36,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:36,335 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 14:15:36,338 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 14:15:36,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:36,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:36,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:36,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:36,346 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:36,346 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:36,349 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 14:15:36,358 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:36,374 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 14:15:36,375 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:36,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:36,376 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 14:15:36,376 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 14:15:36,378 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:36,384 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:36,384 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:36,384 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:36,384 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:36,384 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:36,385 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:36,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:36,400 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:15:36,404 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-08-27 14:15:36,404 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero. [2021-08-27 14:15:36,404 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:36,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:36,405 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 14:15:36,460 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 14:15:36,461 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:15:36,461 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-08-27 14:15:36,461 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:15:36,461 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_1) = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_1 - 2*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_1 + 1 Supporting invariants [] [2021-08-27 14:15:36,505 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 14:15:36,794 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 14:15:37,070 INFO L297 tatePredicateManager]: 120 out of 123 supporting invariants were superfluous and have been removed [2021-08-27 14:15:37,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:37,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 13 conjunts are in the unsatisfiable core [2021-08-27 14:15:37,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:37,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:15:37,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:37,300 INFO L354 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2021-08-27 14:15:37,300 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 2 case distinctions, treesize of input 48 treesize of output 58 [2021-08-27 14:15:37,412 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 14:15:37,420 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-08-27 14:15:37,421 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 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) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 14:15:37,536 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.375) internal successors, (11), 8 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). Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 21 states and 27 transitions. Complement of second has 10 states. [2021-08-27 14:15:37,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2021-08-27 14:15:37,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 14:15:37,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 10 transitions. [2021-08-27 14:15:37,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 10 transitions. Stem has 2 letters. Loop has 3 letters. [2021-08-27 14:15:37,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:15:37,539 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 10 transitions. Stem has 5 letters. Loop has 3 letters. [2021-08-27 14:15:37,539 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:15:37,540 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 10 transitions. Stem has 2 letters. Loop has 6 letters. [2021-08-27 14:15:37,540 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:15:37,540 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 27 transitions. [2021-08-27 14:15:37,543 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-08-27 14:15:37,545 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 11 states and 14 transitions. [2021-08-27 14:15:37,545 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2021-08-27 14:15:37,545 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 8 [2021-08-27 14:15:37,546 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2021-08-27 14:15:37,546 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:15:37,546 INFO L681 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-08-27 14:15:37,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2021-08-27 14:15:37,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2021-08-27 14:15:37,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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 14:15:37,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2021-08-27 14:15:37,559 INFO L704 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-08-27 14:15:37,560 INFO L587 BuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2021-08-27 14:15:37,560 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-08-27 14:15:37,560 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2021-08-27 14:15:37,561 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-08-27 14:15:37,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:15:37,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:15:37,561 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2021-08-27 14:15:37,561 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-27 14:15:37,562 INFO L791 eck$LassoCheckResult]: Stem: 574#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 575#L-1 havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_#t~mem14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem12, main_#t~mem13, main_~u~0.base, main_~u~0.offset, main_~x~0.base, main_~x~0.offset, main_~v~0.base, main_~v~0.offset, main_~y~0.base, main_~y~0.offset, main_~w~0.base, main_~w~0.offset, main_~z~0.base, main_~z~0.offset, main_~c~0.base, main_~c~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~u~0.base, main_~u~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~v~0.base, main_~v~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.allocOnStack(4);main_~w~0.base, main_~w~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4);main_~c~0.base, main_~c~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;call main_#t~mem9 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem9, main_~u~0.base, main_~u~0.offset, 4);havoc main_#t~mem9;call main_#t~mem10 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem10, main_~v~0.base, main_~v~0.offset, 4);havoc main_#t~mem10;call main_#t~mem11 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem11, main_~w~0.base, main_~w~0.offset, 4);havoc main_#t~mem11;call write~int(0, main_~c~0.base, main_~c~0.offset, 4); 584#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 582#L558-1 assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 576#L560 assume main_#t~mem15 > 1;havoc main_#t~mem15;call main_#t~mem16 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem16 - 1, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem18 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 + main_#t~mem18, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;havoc main_#t~mem18; 577#L560-2 [2021-08-27 14:15:37,562 INFO L793 eck$LassoCheckResult]: Loop: 577#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 580#L558-1 assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 583#L560 assume !(main_#t~mem15 > 1);havoc main_#t~mem15;call main_#t~mem19 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(1 + main_#t~mem19, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem19; 577#L560-2 [2021-08-27 14:15:37,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:37,562 INFO L82 PathProgramCache]: Analyzing trace with hash 28695847, now seen corresponding path program 1 times [2021-08-27 14:15:37,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:37,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467729749] [2021-08-27 14:15:37,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:37,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:37,636 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:37,707 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:37,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:37,708 INFO L82 PathProgramCache]: Analyzing trace with hash 36907, now seen corresponding path program 2 times [2021-08-27 14:15:37,708 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:37,708 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951592378] [2021-08-27 14:15:37,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:37,708 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:37,713 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:37,718 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:37,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:37,718 INFO L82 PathProgramCache]: Analyzing trace with hash 179493189, now seen corresponding path program 1 times [2021-08-27 14:15:37,718 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:37,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216638240] [2021-08-27 14:15:37,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:37,718 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:37,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:37,806 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:37,859 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:42,044 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:15:42,044 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:15:42,044 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:15:42,044 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:15:42,044 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:15:42,044 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:42,044 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:15:42,044 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:15:42,044 INFO L133 ssoRankerPreferences]: Filename of dumped script: NoriSharma-2013FSE-Fig8-alloca.i_Iteration2_Lasso [2021-08-27 14:15:42,044 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:15:42,044 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:15:42,047 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 14:15:42,049 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 14:15:42,051 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 14:15:42,053 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 14:15:42,056 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 14:15:42,058 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 14:15:43,821 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 14:15:43,823 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 14:15:43,825 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 14:15:43,827 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 14:15:43,829 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 14:15:43,831 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 14:15:43,833 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 14:15:43,835 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 14:15:43,837 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 14:15:43,838 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 14:15:43,841 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 14:15:43,843 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 14:15:43,846 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 14:15:43,853 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 14:15:43,855 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 14:15:44,670 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:15:44,670 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:15:44,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:44,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:44,678 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 14:15:44,679 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 14:15:44,680 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:44,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:44,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:44,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:44,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:44,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:44,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:44,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:44,688 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:44,703 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 14:15:44,704 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:44,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:44,704 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 14:15:44,705 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 14:15:44,716 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 14:15:44,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:44,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:44,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:44,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:44,725 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:44,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:44,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:44,761 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:44,762 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:44,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:44,763 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 14:15:44,764 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 14:15:44,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:44,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:44,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:44,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:44,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:44,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:44,782 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:44,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:44,812 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 14:15:44,812 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:44,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:44,813 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 14:15:44,815 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 14:15:44,816 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 14:15:44,822 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:44,823 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:44,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:44,823 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:44,837 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:44,837 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:44,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:44,870 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 14:15:44,870 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:44,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:44,871 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 14:15:44,872 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 14:15:44,873 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 14:15:44,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:44,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:44,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:44,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:44,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:44,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:44,896 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:44,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:44,916 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:44,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:44,917 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 14:15:44,920 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 14:15:44,921 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 14:15:44,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:44,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:44,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:44,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:44,930 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:44,930 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:44,945 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:44,961 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:44,961 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:44,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:44,962 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 14:15:44,963 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 14:15:44,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:44,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:44,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:44,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:44,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:44,980 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:44,980 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:44,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:45,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:45,008 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:45,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:45,009 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 14:15:45,010 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 14:15:45,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:15:45,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:45,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:45,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:45,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:45,021 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:45,021 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:45,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:45,053 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 14:15:45,053 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:45,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:45,054 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 14:15:45,056 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 14:15:45,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:45,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:45,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:45,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:45,064 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:45,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:45,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:45,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:45,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:45,090 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:45,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:45,091 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 14:15:45,093 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 14:15:45,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:45,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:45,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:45,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:45,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:45,104 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:45,104 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:45,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:45,133 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:45,133 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:45,133 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:45,135 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 14:15:45,139 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 14:15:45,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:45,146 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:45,146 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:45,146 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:45,146 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:45,152 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:45,152 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:45,159 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:15:45,192 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2021-08-27 14:15:45,192 INFO L444 ModelExtractionUtils]: 16 out of 22 variables were initially zero. Simplification set additionally 2 variables to zero. [2021-08-27 14:15:45,193 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:45,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:45,213 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 14:15:45,213 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 14:15:45,214 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:15:45,242 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:15:45,242 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:15:45,242 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_2, v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_2) = -2*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_2 + 2*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_2 + 1 Supporting invariants [] [2021-08-27 14:15:45,259 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 14:15:45,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-08-27 14:15:45,731 INFO L297 tatePredicateManager]: 106 out of 109 supporting invariants were superfluous and have been removed [2021-08-27 14:15:45,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:45,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-27 14:15:45,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:45,839 INFO L354 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2021-08-27 14:15:45,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 85 treesize of output 77 [2021-08-27 14:15:45,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:45,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:15:45,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:45,986 INFO L354 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2021-08-27 14:15:45,987 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 2 case distinctions, treesize of input 48 treesize of output 58 [2021-08-27 14:15:46,054 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 14:15:46,054 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-08-27 14:15:46,055 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:15:46,108 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 5. Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 17 states and 22 transitions. Complement of second has 8 states. [2021-08-27 14:15:46,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 14:15:46,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 5 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 14:15:46,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2021-08-27 14:15:46,110 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 5 letters. Loop has 3 letters. [2021-08-27 14:15:46,110 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:15:46,110 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 8 letters. Loop has 3 letters. [2021-08-27 14:15:46,111 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:15:46,111 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 5 letters. Loop has 6 letters. [2021-08-27 14:15:46,111 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:15:46,111 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 22 transitions. [2021-08-27 14:15:46,112 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-08-27 14:15:46,112 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 17 states and 22 transitions. [2021-08-27 14:15:46,112 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2021-08-27 14:15:46,112 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-08-27 14:15:46,112 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 22 transitions. [2021-08-27 14:15:46,112 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:15:46,112 INFO L681 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2021-08-27 14:15:46,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 22 transitions. [2021-08-27 14:15:46,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2021-08-27 14:15:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 16 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 14:15:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions. [2021-08-27 14:15:46,114 INFO L704 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2021-08-27 14:15:46,114 INFO L587 BuchiCegarLoop]: Abstraction has 17 states and 22 transitions. [2021-08-27 14:15:46,114 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-08-27 14:15:46,114 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 22 transitions. [2021-08-27 14:15:46,115 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-08-27 14:15:46,115 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:15:46,115 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:15:46,115 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1] [2021-08-27 14:15:46,115 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-27 14:15:46,115 INFO L791 eck$LassoCheckResult]: Stem: 1095#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1096#L-1 havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_#t~mem14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem12, main_#t~mem13, main_~u~0.base, main_~u~0.offset, main_~x~0.base, main_~x~0.offset, main_~v~0.base, main_~v~0.offset, main_~y~0.base, main_~y~0.offset, main_~w~0.base, main_~w~0.offset, main_~z~0.base, main_~z~0.offset, main_~c~0.base, main_~c~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~u~0.base, main_~u~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~v~0.base, main_~v~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.allocOnStack(4);main_~w~0.base, main_~w~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4);main_~c~0.base, main_~c~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;call main_#t~mem9 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem9, main_~u~0.base, main_~u~0.offset, 4);havoc main_#t~mem9;call main_#t~mem10 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem10, main_~v~0.base, main_~v~0.offset, 4);havoc main_#t~mem10;call main_#t~mem11 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem11, main_~w~0.base, main_~w~0.offset, 4);havoc main_#t~mem11;call write~int(0, main_~c~0.base, main_~c~0.offset, 4); 1104#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 1107#L558-1 assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 1106#L560 assume main_#t~mem15 > 1;havoc main_#t~mem15;call main_#t~mem16 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem16 - 1, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem18 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 + main_#t~mem18, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;havoc main_#t~mem18; 1105#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 1103#L558-1 assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 1097#L560 assume main_#t~mem15 > 1;havoc main_#t~mem15;call main_#t~mem16 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem16 - 1, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem18 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 + main_#t~mem18, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;havoc main_#t~mem18; 1098#L560-2 [2021-08-27 14:15:46,116 INFO L793 eck$LassoCheckResult]: Loop: 1098#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 1101#L558-1 assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 1110#L560 assume !(main_#t~mem15 > 1);havoc main_#t~mem15;call main_#t~mem19 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(1 + main_#t~mem19, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem19; 1098#L560-2 [2021-08-27 14:15:46,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:46,116 INFO L82 PathProgramCache]: Analyzing trace with hash 179493187, now seen corresponding path program 2 times [2021-08-27 14:15:46,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:46,116 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729373717] [2021-08-27 14:15:46,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:46,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:46,141 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:46,167 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:46,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:46,167 INFO L82 PathProgramCache]: Analyzing trace with hash 36907, now seen corresponding path program 3 times [2021-08-27 14:15:46,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:46,167 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079343659] [2021-08-27 14:15:46,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:46,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:46,171 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:46,174 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:46,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:46,175 INFO L82 PathProgramCache]: Analyzing trace with hash 47257513, now seen corresponding path program 2 times [2021-08-27 14:15:46,175 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:15:46,175 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061857307] [2021-08-27 14:15:46,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:15:46,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:15:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:46,219 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:15:46,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:15:46,258 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:15:53,471 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:15:53,471 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:15:53,471 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:15:53,471 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:15:53,471 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:15:53,471 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:53,471 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:15:53,471 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:15:53,471 INFO L133 ssoRankerPreferences]: Filename of dumped script: NoriSharma-2013FSE-Fig8-alloca.i_Iteration3_Lasso [2021-08-27 14:15:53,471 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:15:53,471 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:15:53,473 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 14:15:53,476 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 14:15:56,594 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 14:15:56,597 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-08-27 14:15:56,599 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 14:15:56,601 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 14:15:56,603 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 14:15:56,606 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 14:15:56,608 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 14:15:56,609 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 14:15:56,612 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 14:15:56,615 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 14:15:56,617 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 14:15:56,618 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 14:15:56,620 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 14:15:56,622 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 14:15:56,624 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 14:15:56,626 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 14:15:56,627 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 14:15:57,566 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:15:57,567 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:15:57,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,568 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 14:15:57,569 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 14:15:57,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:57,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:15:57,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:15:57,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:15:57,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,609 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 14:15:57,609 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,610 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 14:15:57,610 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 14:15:57,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:57,618 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,618 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:57,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:57,652 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,653 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 14:15:57,654 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 14:15:57,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:57,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:57,677 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,694 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:57,694 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,695 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 14:15:57,699 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 14:15:57,705 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,705 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,705 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,705 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,708 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,708 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:57,711 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 14:15:57,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,737 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 14:15:57,737 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,738 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 14:15:57,739 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 14:15:57,740 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 14:15:57,746 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,747 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,747 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,747 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:57,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:57,780 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,781 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 14:15:57,782 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 14:15:57,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:57,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,791 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,791 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:57,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,821 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 14:15:57,822 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,822 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 14:15:57,823 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 14:15:57,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:57,831 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,832 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:57,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,902 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 14:15:57,903 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,904 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 14:15:57,905 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 14:15:57,906 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:57,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,913 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:57,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,944 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 14:15:57,944 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,945 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 14:15:57,946 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 14:15:57,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:57,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,954 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,955 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:57,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:57,987 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 14:15:57,987 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:57,987 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:57,988 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 14:15:57,989 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 14:15:57,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:57,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:57,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:57,997 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:57,997 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:57,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:57,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:58,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:58,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:58,028 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:58,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:58,029 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 14:15:58,030 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 14:15:58,031 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 14:15:58,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:58,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:58,038 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:58,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:58,054 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:58,054 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:58,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:58,088 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:58,088 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:58,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:58,089 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 14:15:58,090 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 14:15:58,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:58,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:58,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:58,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:58,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:58,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:58,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:58,115 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:58,130 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 14:15:58,130 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:58,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:58,131 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 14:15:58,145 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 14:15:58,145 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 14:15:58,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:58,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:58,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:58,152 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:58,154 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:58,154 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:58,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:58,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:58,186 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:58,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:58,186 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 14:15:58,187 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 14:15:58,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:15:58,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:58,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:58,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:58,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:58,197 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:58,197 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:58,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:15:58,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:58,222 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:58,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:58,223 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 14:15:58,223 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 14:15:58,225 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 14:15:58,231 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:15:58,231 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:15:58,231 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:15:58,231 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:15:58,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:15:58,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:15:58,244 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:15:58,257 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2021-08-27 14:15:58,257 INFO L444 ModelExtractionUtils]: 7 out of 22 variables were initially zero. Simplification set additionally 11 variables to zero. [2021-08-27 14:15:58,258 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:15:58,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:15:58,259 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 14:15:58,260 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 14:15:58,261 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:15:58,282 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-08-27 14:15:58,282 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:15:58,282 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_3, v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_3) = 2*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0.base) ULTIMATE.start_main_~x~0.offset)_3 - 2*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0.base) ULTIMATE.start_main_~y~0.offset)_3 + 1 Supporting invariants [] [2021-08-27 14:15:58,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-08-27 14:15:58,790 INFO L297 tatePredicateManager]: 113 out of 116 supporting invariants were superfluous and have been removed [2021-08-27 14:15:58,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:58,864 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 14:15:58,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-27 14:15:58,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:58,899 INFO L354 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2021-08-27 14:15:58,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 106 treesize of output 96 [2021-08-27 14:15:59,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:59,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:15:59,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:59,117 INFO L354 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2021-08-27 14:15:59,117 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 2 case distinctions, treesize of input 48 treesize of output 58 [2021-08-27 14:15:59,176 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 14:15:59,176 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-08-27 14:15:59,176 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 22 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 14:15:59,238 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 22 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 21 states and 28 transitions. Complement of second has 8 states. [2021-08-27 14:15:59,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 14:15:59,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 14:15:59,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2021-08-27 14:15:59,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 8 letters. Loop has 3 letters. [2021-08-27 14:15:59,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:15:59,240 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:15:59,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:59,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-27 14:15:59,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:59,328 INFO L354 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2021-08-27 14:15:59,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 106 treesize of output 96 [2021-08-27 14:15:59,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:59,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:15:59,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:59,510 INFO L354 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2021-08-27 14:15:59,511 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 2 case distinctions, treesize of input 48 treesize of output 58 [2021-08-27 14:15:59,572 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 14:15:59,572 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2021-08-27 14:15:59,572 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 22 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 14:15:59,631 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 22 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 21 states and 28 transitions. Complement of second has 8 states. [2021-08-27 14:15:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 14:15:59,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 14:15:59,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 9 transitions. [2021-08-27 14:15:59,633 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 9 transitions. Stem has 8 letters. Loop has 3 letters. [2021-08-27 14:15:59,633 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:15:59,633 INFO L639 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2021-08-27 14:15:59,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:15:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:59,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 23 conjunts are in the unsatisfiable core [2021-08-27 14:15:59,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:59,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-08-27 14:15:59,712 INFO L354 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2021-08-27 14:15:59,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 106 treesize of output 96 [2021-08-27 14:15:59,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:15:59,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 11 conjunts are in the unsatisfiable core [2021-08-27 14:15:59,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:15:59,887 INFO L354 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2021-08-27 14:15:59,888 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 2 case distinctions, treesize of input 48 treesize of output 58 [2021-08-27 14:15:59,958 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 14:15:59,959 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2021-08-27 14:15:59,959 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 17 states and 22 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 14:16:00,019 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 17 states and 22 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 24 states and 32 transitions. Complement of second has 7 states. [2021-08-27 14:16:00,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 14:16:00,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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 14:16:00,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 10 transitions. [2021-08-27 14:16:00,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 8 letters. Loop has 3 letters. [2021-08-27 14:16:00,020 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:16:00,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 11 letters. Loop has 3 letters. [2021-08-27 14:16:00,020 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:16:00,020 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 10 transitions. Stem has 8 letters. Loop has 6 letters. [2021-08-27 14:16:00,021 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:16:00,021 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 32 transitions. [2021-08-27 14:16:00,022 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-08-27 14:16:00,022 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 20 states and 26 transitions. [2021-08-27 14:16:00,023 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2021-08-27 14:16:00,023 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2021-08-27 14:16:00,023 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2021-08-27 14:16:00,023 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:16:00,023 INFO L681 BuchiCegarLoop]: Abstraction has 20 states and 26 transitions. [2021-08-27 14:16:00,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2021-08-27 14:16:00,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 8. [2021-08-27 14:16:00,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.25) 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 14:16:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 10 transitions. [2021-08-27 14:16:00,024 INFO L704 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-08-27 14:16:00,024 INFO L587 BuchiCegarLoop]: Abstraction has 8 states and 10 transitions. [2021-08-27 14:16:00,024 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-08-27 14:16:00,024 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 10 transitions. [2021-08-27 14:16:00,025 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-08-27 14:16:00,025 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:16:00,025 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:16:00,025 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-08-27 14:16:00,025 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-27 14:16:00,025 INFO L791 eck$LassoCheckResult]: Stem: 1803#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 1804#L-1 havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_#t~mem14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem12, main_#t~mem13, main_~u~0.base, main_~u~0.offset, main_~x~0.base, main_~x~0.offset, main_~v~0.base, main_~v~0.offset, main_~y~0.base, main_~y~0.offset, main_~w~0.base, main_~w~0.offset, main_~z~0.base, main_~z~0.offset, main_~c~0.base, main_~c~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~u~0.base, main_~u~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~v~0.base, main_~v~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.allocOnStack(4);main_~w~0.base, main_~w~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4);main_~c~0.base, main_~c~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;call main_#t~mem9 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem9, main_~u~0.base, main_~u~0.offset, 4);havoc main_#t~mem9;call main_#t~mem10 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem10, main_~v~0.base, main_~v~0.offset, 4);havoc main_#t~mem10;call main_#t~mem11 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem11, main_~w~0.base, main_~w~0.offset, 4);havoc main_#t~mem11;call write~int(0, main_~c~0.base, main_~c~0.offset, 4); 1806#L560-2 [2021-08-27 14:16:00,025 INFO L793 eck$LassoCheckResult]: Loop: 1806#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 1810#L558-1 assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 1805#L560 assume main_#t~mem15 > 1;havoc main_#t~mem15;call main_#t~mem16 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem16 - 1, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem18 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 + main_#t~mem18, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;havoc main_#t~mem18; 1806#L560-2 [2021-08-27 14:16:00,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:16:00,026 INFO L82 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2021-08-27 14:16:00,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:16:00,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901338931] [2021-08-27 14:16:00,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:16:00,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:16:00,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:00,036 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:16:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:00,046 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:16:00,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:16:00,046 INFO L82 PathProgramCache]: Analyzing trace with hash 36905, now seen corresponding path program 1 times [2021-08-27 14:16:00,046 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:16:00,047 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122151988] [2021-08-27 14:16:00,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:16:00,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:16:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:00,050 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:16:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:00,053 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:16:00,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:16:00,053 INFO L82 PathProgramCache]: Analyzing trace with hash 28695847, now seen corresponding path program 3 times [2021-08-27 14:16:00,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:16:00,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589681590] [2021-08-27 14:16:00,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:16:00,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:16:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:00,065 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:16:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:00,079 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:16:01,817 INFO L210 LassoAnalysis]: Preferences: [2021-08-27 14:16:01,818 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-08-27 14:16:01,818 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-08-27 14:16:01,818 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-08-27 14:16:01,818 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-08-27 14:16:01,818 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:01,818 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-08-27 14:16:01,818 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-08-27 14:16:01,818 INFO L133 ssoRankerPreferences]: Filename of dumped script: NoriSharma-2013FSE-Fig8-alloca.i_Iteration4_Lasso [2021-08-27 14:16:01,818 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-08-27 14:16:01,818 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-08-27 14:16:01,821 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 14:16:01,823 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 14:16:01,825 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 14:16:01,827 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 14:16:01,829 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 14:16:01,831 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 14:16:01,833 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 14:16:01,835 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 14:16:01,837 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 14:16:01,839 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 14:16:01,841 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 14:16:01,843 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 14:16:01,845 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 14:16:01,846 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 14:16:02,928 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 14:16:02,930 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 14:16:02,932 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 14:16:02,935 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 14:16:02,937 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 14:16:03,646 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-08-27 14:16:03,647 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-08-27 14:16:03,647 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,648 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 14:16:03,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:03,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:03,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,659 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:03,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:03,660 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:03,675 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 14:16:03,677 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:03,678 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,678 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 14:16:03,692 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 14:16:03,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:03,700 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,700 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,700 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,700 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,702 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:03,702 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:03,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:03,726 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 14:16:03,726 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,727 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 14:16:03,729 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 14:16:03,730 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:03,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:03,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:03,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:03,752 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:03,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:03,775 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,776 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 14:16:03,783 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 14:16:03,784 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 14:16:03,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:03,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,793 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:03,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:03,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:03,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:03,809 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,810 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 14:16:03,811 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 14:16:03,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:03,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:03,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,821 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:03,821 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:03,822 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:03,838 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 14:16:03,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,839 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 14:16:03,840 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 14:16:03,841 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:03,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:03,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:03,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:03,888 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 14:16:03,888 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,889 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 14:16:03,890 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 14:16:03,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:03,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,901 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:03,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:03,915 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:03,937 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:03,937 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,938 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 14:16:03,939 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 14:16:03,940 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 14:16:03,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:03,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,949 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:03,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:03,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:03,984 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:03,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:03,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:03,986 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 14:16:03,986 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 14:16:03,988 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:03,996 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:03,996 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:03,996 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:03,996 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:03,996 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:03,996 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:03,997 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:04,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,031 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 14:16:04,032 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,033 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 14:16:04,034 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 14:16:04,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,045 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,045 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,080 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,081 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 14:16:04,082 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 14:16:04,084 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,092 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,092 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:04,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,092 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,092 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,093 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:04,093 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:04,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,127 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 14:16:04,127 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,128 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-08-27 14:16:04,129 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-08-27 14:16:04,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,139 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:04,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,140 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:04,140 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:04,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,175 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,175 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,176 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 14:16:04,177 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 14:16:04,179 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:16:04,186 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,186 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:04,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:04,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:04,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,222 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 14:16:04,223 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,224 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 14:16:04,225 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 14:16:04,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,234 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,236 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,236 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,271 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,271 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,272 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 14:16:04,273 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 14:16:04,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:16:04,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,282 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,284 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,284 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-08-27 14:16:04,321 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,322 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 14:16:04,323 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 14:16:04,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:16:04,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,362 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,362 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,363 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 14:16:04,364 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 14:16:04,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,376 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,376 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,412 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,413 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,414 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 14:16:04,415 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 14:16:04,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,425 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,428 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,462 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,464 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 14:16:04,465 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 14:16:04,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,475 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,475 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,489 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,511 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,512 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 14:16:04,513 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 14:16:04,515 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-08-27 14:16:04,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,523 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,523 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,524 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,524 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,560 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 14:16:04,561 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,561 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 14:16:04,562 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 14:16:04,564 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 14:16:04,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,634 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 14:16:04,635 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,636 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 14:16:04,637 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 14:16:04,638 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 14:16:04,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,646 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,646 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,649 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,649 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,685 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,685 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,686 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 14:16:04,686 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 14:16:04,688 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:04,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,696 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:04,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:04,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,719 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,720 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,721 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 14:16:04,721 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 14:16:04,723 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 14:16:04,731 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:04,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:04,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:04,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,767 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,767 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,770 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 14:16:04,771 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 14:16:04,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,780 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,781 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,783 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 14:16:04,790 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,813 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 14:16:04,813 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,814 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 14:16:04,815 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 14:16:04,816 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 14:16:04,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,826 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,826 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,863 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,864 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 14:16:04,865 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 14:16:04,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,875 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,877 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,877 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,879 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,901 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 14:16:04,902 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,902 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 14:16:04,903 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 14:16:04,904 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,912 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,912 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,944 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,944 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 14:16:04,946 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 14:16:04,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,955 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:04,962 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:04,962 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:04,971 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:04,988 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:04,989 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:04,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:04,989 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 14:16:04,990 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 14:16:04,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:04,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:04,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:04,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:04,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:05,000 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:05,000 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:05,002 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:05,019 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 14:16:05,019 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:05,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:05,020 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 14:16:05,021 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 14:16:05,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:05,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:05,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:05,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:05,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:05,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-08-27 14:16:05,033 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-08-27 14:16:05,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-08-27 14:16:05,070 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 14:16:05,070 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:05,071 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:05,071 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 14:16:05,073 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 14:16:05,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 14:16:05,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-08-27 14:16:05,082 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-08-27 14:16:05,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-08-27 14:16:05,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-08-27 14:16:05,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-08-27 14:16:05,084 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-08-27 14:16:05,084 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-08-27 14:16:05,097 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-08-27 14:16:05,100 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-08-27 14:16:05,100 INFO L444 ModelExtractionUtils]: 2 out of 5 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-08-27 14:16:05,100 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-08-27 14:16:05,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:05,101 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 14:16:05,102 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 14:16:05,103 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-08-27 14:16:05,103 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-08-27 14:16:05,103 INFO L513 LassoAnalysis]: Proved termination. [2021-08-27 14:16:05,103 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~z~0.base) ULTIMATE.start_main_~z~0.offset)_4) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~z~0.base) ULTIMATE.start_main_~z~0.offset)_4 Supporting invariants [] [2021-08-27 14:16:05,126 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:05,304 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 14:16:05,523 INFO L297 tatePredicateManager]: 100 out of 102 supporting invariants were superfluous and have been removed [2021-08-27 14:16:05,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:16:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:16:05,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-27 14:16:05,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:16:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:16:05,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-27 14:16:05,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:16:05,626 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 0 case distinctions, treesize of input 25 treesize of output 20 [2021-08-27 14:16:05,641 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 14:16:05,642 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-08-27 14:16:05,642 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 3 Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 14:16:05,699 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 10 transitions. cyclomatic complexity: 3. Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 18 states and 24 transitions. Complement of second has 7 states. [2021-08-27 14:16:05,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-08-27 14:16:05,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 14:16:05,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 5 transitions. [2021-08-27 14:16:05,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 5 transitions. Stem has 2 letters. Loop has 3 letters. [2021-08-27 14:16:05,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:16:05,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 5 transitions. Stem has 5 letters. Loop has 3 letters. [2021-08-27 14:16:05,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:16:05,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 5 transitions. Stem has 2 letters. Loop has 6 letters. [2021-08-27 14:16:05,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-08-27 14:16:05,701 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 24 transitions. [2021-08-27 14:16:05,703 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-08-27 14:16:05,717 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 14 states and 18 transitions. [2021-08-27 14:16:05,717 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2021-08-27 14:16:05,717 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2021-08-27 14:16:05,717 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 18 transitions. [2021-08-27 14:16:05,717 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-08-27 14:16:05,717 INFO L681 BuchiCegarLoop]: Abstraction has 14 states and 18 transitions. [2021-08-27 14:16:05,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 18 transitions. [2021-08-27 14:16:05,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2021-08-27 14:16:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.3333333333333333) internal successors, (16), 11 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 14:16:05,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 16 transitions. [2021-08-27 14:16:05,719 INFO L704 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2021-08-27 14:16:05,719 INFO L587 BuchiCegarLoop]: Abstraction has 12 states and 16 transitions. [2021-08-27 14:16:05,719 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-08-27 14:16:05,719 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 16 transitions. [2021-08-27 14:16:05,720 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2021-08-27 14:16:05,720 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-08-27 14:16:05,720 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-08-27 14:16:05,723 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1] [2021-08-27 14:16:05,723 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-08-27 14:16:05,723 INFO L791 eck$LassoCheckResult]: Stem: 2281#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier; 2282#L-1 havoc main_#res;havoc main_#t~malloc2.base, main_#t~malloc2.offset, main_#t~malloc3.base, main_#t~malloc3.offset, main_#t~malloc4.base, main_#t~malloc4.offset, main_#t~malloc5.base, main_#t~malloc5.offset, main_#t~malloc6.base, main_#t~malloc6.offset, main_#t~malloc7.base, main_#t~malloc7.offset, main_#t~malloc8.base, main_#t~malloc8.offset, main_#t~mem9, main_#t~mem10, main_#t~mem11, main_#t~mem14, main_#t~mem15, main_#t~mem16, main_#t~mem17, main_#t~mem18, main_#t~mem19, main_#t~mem12, main_#t~mem13, main_~u~0.base, main_~u~0.offset, main_~x~0.base, main_~x~0.offset, main_~v~0.base, main_~v~0.offset, main_~y~0.base, main_~y~0.offset, main_~w~0.base, main_~w~0.offset, main_~z~0.base, main_~z~0.offset, main_~c~0.base, main_~c~0.offset;call main_#t~malloc2.base, main_#t~malloc2.offset := #Ultimate.allocOnStack(4);main_~u~0.base, main_~u~0.offset := main_#t~malloc2.base, main_#t~malloc2.offset;call main_#t~malloc3.base, main_#t~malloc3.offset := #Ultimate.allocOnStack(4);main_~x~0.base, main_~x~0.offset := main_#t~malloc3.base, main_#t~malloc3.offset;call main_#t~malloc4.base, main_#t~malloc4.offset := #Ultimate.allocOnStack(4);main_~v~0.base, main_~v~0.offset := main_#t~malloc4.base, main_#t~malloc4.offset;call main_#t~malloc5.base, main_#t~malloc5.offset := #Ultimate.allocOnStack(4);main_~y~0.base, main_~y~0.offset := main_#t~malloc5.base, main_#t~malloc5.offset;call main_#t~malloc6.base, main_#t~malloc6.offset := #Ultimate.allocOnStack(4);main_~w~0.base, main_~w~0.offset := main_#t~malloc6.base, main_#t~malloc6.offset;call main_#t~malloc7.base, main_#t~malloc7.offset := #Ultimate.allocOnStack(4);main_~z~0.base, main_~z~0.offset := main_#t~malloc7.base, main_#t~malloc7.offset;call main_#t~malloc8.base, main_#t~malloc8.offset := #Ultimate.allocOnStack(4);main_~c~0.base, main_~c~0.offset := main_#t~malloc8.base, main_#t~malloc8.offset;call main_#t~mem9 := read~int(main_~x~0.base, main_~x~0.offset, 4);call write~int(main_#t~mem9, main_~u~0.base, main_~u~0.offset, 4);havoc main_#t~mem9;call main_#t~mem10 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(main_#t~mem10, main_~v~0.base, main_~v~0.offset, 4);havoc main_#t~mem10;call main_#t~mem11 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem11, main_~w~0.base, main_~w~0.offset, 4);havoc main_#t~mem11;call write~int(0, main_~c~0.base, main_~c~0.offset, 4); 2287#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 2288#L558-1 assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 2285#L560 assume !(main_#t~mem15 > 1);havoc main_#t~mem15;call main_#t~mem19 := read~int(main_~y~0.base, main_~y~0.offset, 4);call write~int(1 + main_#t~mem19, main_~y~0.base, main_~y~0.offset, 4);havoc main_#t~mem19; 2286#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 2291#L558-1 [2021-08-27 14:16:05,723 INFO L793 eck$LassoCheckResult]: Loop: 2291#L558-1 assume !!(main_#t~mem12 >= main_#t~mem13);havoc main_#t~mem12;havoc main_#t~mem13;call main_#t~mem14 := read~int(main_~c~0.base, main_~c~0.offset, 4);call write~int(1 + main_#t~mem14, main_~c~0.base, main_~c~0.offset, 4);havoc main_#t~mem14;call main_#t~mem15 := read~int(main_~z~0.base, main_~z~0.offset, 4); 2283#L560 assume main_#t~mem15 > 1;havoc main_#t~mem15;call main_#t~mem16 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem16 - 1, main_~z~0.base, main_~z~0.offset, 4);havoc main_#t~mem16;call main_#t~mem17 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem18 := read~int(main_~z~0.base, main_~z~0.offset, 4);call write~int(main_#t~mem17 + main_#t~mem18, main_~x~0.base, main_~x~0.offset, 4);havoc main_#t~mem17;havoc main_#t~mem18; 2284#L560-2 call main_#t~mem12 := read~int(main_~x~0.base, main_~x~0.offset, 4);call main_#t~mem13 := read~int(main_~y~0.base, main_~y~0.offset, 4); 2291#L558-1 [2021-08-27 14:16:05,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:16:05,723 INFO L82 PathProgramCache]: Analyzing trace with hash 889571326, now seen corresponding path program 2 times [2021-08-27 14:16:05,723 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:16:05,724 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581636570] [2021-08-27 14:16:05,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:16:05,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:16:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:05,758 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:16:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:05,787 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:16:05,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:16:05,787 INFO L82 PathProgramCache]: Analyzing trace with hash 41795, now seen corresponding path program 2 times [2021-08-27 14:16:05,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:16:05,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378043740] [2021-08-27 14:16:05,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:16:05,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:16:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:05,792 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-27 14:16:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-27 14:16:05,795 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-27 14:16:05,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 14:16:05,795 INFO L82 PathProgramCache]: Analyzing trace with hash 1271168550, now seen corresponding path program 3 times [2021-08-27 14:16:05,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 14:16:05,795 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382134688] [2021-08-27 14:16:05,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 14:16:05,795 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 14:16:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 14:16:05,877 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:16:05,878 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 14:16:05,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382134688] [2021-08-27 14:16:05,878 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382134688] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 14:16:05,878 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [382043096] [2021-08-27 14:16:05,879 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-27 14:16:05,879 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 14:16:05,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 14:16:05,880 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 14:16:05,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2021-08-27 14:16:06,072 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-27 14:16:06,073 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 14:16:06,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-27 14:16:06,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 14:16:06,087 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-08-27 14:16:06,087 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 55 treesize of output 51 [2021-08-27 14:16:06,150 INFO L354 Elim1Store]: treesize reduction 39, result has 15.2 percent of original size [2021-08-27 14:16:06,150 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 33 treesize of output 28 [2021-08-27 14:16:06,178 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-08-27 14:16:06,179 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 46 treesize of output 34 [2021-08-27 14:16:06,205 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 14:16:06,205 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [382043096] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 14:16:06,205 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 14:16:06,206 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-08-27 14:16:06,206 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145162351] [2021-08-27 14:16:06,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 14:16:06,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-27 14:16:06,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-08-27 14:16:06,370 INFO L87 Difference]: Start difference. First operand 12 states and 16 transitions. cyclomatic complexity: 6 Second operand has 10 states, 10 states have (on average 1.6) internal successors, (16), 10 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 14:16:06,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 14:16:06,459 INFO L93 Difference]: Finished difference Result 13 states and 15 transitions. [2021-08-27 14:16:06,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-27 14:16:06,459 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 15 transitions. [2021-08-27 14:16:06,460 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 14:16:06,460 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 0 states and 0 transitions. [2021-08-27 14:16:06,460 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-08-27 14:16:06,460 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-08-27 14:16:06,460 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-08-27 14:16:06,460 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-27 14:16:06,460 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:16:06,460 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:16:06,460 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 14:16:06,460 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-08-27 14:16:06,460 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-08-27 14:16:06,460 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-08-27 14:16:06,460 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-08-27 14:16:06,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.08 02:16:06 BoogieIcfgContainer [2021-08-27 14:16:06,465 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-08-27 14:16:06,465 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 14:16:06,465 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 14:16:06,465 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 14:16:06,466 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 02:15:28" (3/4) ... [2021-08-27 14:16:06,468 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-08-27 14:16:06,468 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 14:16:06,468 INFO L168 Benchmark]: Toolchain (without parser) took 38423.42 ms. Allocated memory was 56.6 MB in the beginning and 255.9 MB in the end (delta: 199.2 MB). Free memory was 39.8 MB in the beginning and 112.9 MB in the end (delta: -73.1 MB). Peak memory consumption was 125.2 MB. Max. memory is 16.1 GB. [2021-08-27 14:16:06,469 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 46.1 MB. Free memory was 28.2 MB in the beginning and 28.2 MB in the end (delta: 45.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:16:06,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 309.94 ms. Allocated memory is still 56.6 MB. Free memory was 39.6 MB in the beginning and 39.3 MB in the end (delta: 302.6 kB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2021-08-27 14:16:06,469 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.77 ms. Allocated memory is still 56.6 MB. Free memory was 39.3 MB in the beginning and 37.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 14:16:06,469 INFO L168 Benchmark]: Boogie Preprocessor took 34.39 ms. Allocated memory is still 56.6 MB. Free memory was 37.5 MB in the beginning and 36.3 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:16:06,469 INFO L168 Benchmark]: RCFGBuilder took 284.74 ms. Allocated memory is still 56.6 MB. Free memory was 36.3 MB in the beginning and 31.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2021-08-27 14:16:06,470 INFO L168 Benchmark]: BuchiAutomizer took 37748.37 ms. Allocated memory was 56.6 MB in the beginning and 255.9 MB in the end (delta: 199.2 MB). Free memory was 31.2 MB in the beginning and 112.9 MB in the end (delta: -81.6 MB). Peak memory consumption was 116.7 MB. Max. memory is 16.1 GB. [2021-08-27 14:16:06,470 INFO L168 Benchmark]: Witness Printer took 2.84 ms. Allocated memory is still 255.9 MB. Free memory is still 112.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 14:16:06,474 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 46.1 MB. Free memory was 28.2 MB in the beginning and 28.2 MB in the end (delta: 45.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 309.94 ms. Allocated memory is still 56.6 MB. Free memory was 39.6 MB in the beginning and 39.3 MB in the end (delta: 302.6 kB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 38.77 ms. Allocated memory is still 56.6 MB. Free memory was 39.3 MB in the beginning and 37.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.39 ms. Allocated memory is still 56.6 MB. Free memory was 37.5 MB in the beginning and 36.3 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 284.74 ms. Allocated memory is still 56.6 MB. Free memory was 36.3 MB in the beginning and 31.5 MB in the end (delta: 4.8 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 37748.37 ms. Allocated memory was 56.6 MB in the beginning and 255.9 MB in the end (delta: 199.2 MB). Free memory was 31.2 MB in the beginning and 112.9 MB in the end (delta: -81.6 MB). Peak memory consumption was 116.7 MB. Max. memory is 16.1 GB. * Witness Printer took 2.84 ms. Allocated memory is still 255.9 MB. Free memory is still 112.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[x][x] + 1 + -2 * unknown-#memory_int-unknown[y][y] and consists of 6 locations. One deterministic module has affine ranking function 2 * unknown-#memory_int-unknown[x][x] + 1 + -2 * unknown-#memory_int-unknown[y][y] and consists of 5 locations. One deterministic module has affine ranking function unknown-#memory_int-unknown[z][z] and consists of 4 locations. One nondeterministic module has affine ranking function 2 * unknown-#memory_int-unknown[x][x] + 1 + -2 * unknown-#memory_int-unknown[y][y] and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 37.7s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 35.2s. Construction of modules took 0.1s. Büchi inclusion checks took 2.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 9.5ms AutomataMinimizationTime, 4 MinimizatonAttempts, 14 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 17 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 14 SDtfs, 44 SDslu, 8 SDs, 0 SdLazy, 128 SolverSat, 38 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 156.5ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital28819 mio100 ax101 hnf100 lsp98 ukn19 mio100 lsp40 div100 bol100 ite100 ukn100 eq199 hnf87 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-08-27 14:16:06,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Forceful destruction successful, exit code 0 [2021-08-27 14:16:06,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...