./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6c24879c 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/array-memsafety/cstrncmp-alloca-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 51aa0675891000edd5d1736f3584d06816ce7050b76c01d5b217260a35077c25 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 04:53:13,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 04:53:13,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 04:53:13,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 04:53:13,690 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 04:53:13,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 04:53:13,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 04:53:13,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 04:53:13,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 04:53:13,699 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 04:53:13,700 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 04:53:13,701 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 04:53:13,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 04:53:13,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 04:53:13,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 04:53:13,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 04:53:13,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 04:53:13,708 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 04:53:13,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 04:53:13,713 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 04:53:13,714 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 04:53:13,715 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 04:53:13,716 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 04:53:13,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 04:53:13,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 04:53:13,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 04:53:13,722 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 04:53:13,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 04:53:13,723 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 04:53:13,724 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 04:53:13,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 04:53:13,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 04:53:13,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 04:53:13,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 04:53:13,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 04:53:13,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 04:53:13,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 04:53:13,728 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 04:53:13,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 04:53:13,729 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 04:53:13,729 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 04:53:13,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 04:53:13,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-07-13 04:53:13,755 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 04:53:13,755 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 04:53:13,755 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 04:53:13,755 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 04:53:13,757 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 04:53:13,757 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 04:53:13,757 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 04:53:13,757 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 04:53:13,757 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 04:53:13,758 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 04:53:13,758 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 04:53:13,758 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 04:53:13,758 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 04:53:13,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 04:53:13,759 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 04:53:13,759 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 04:53:13,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 04:53:13,759 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 04:53:13,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 04:53:13,759 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 04:53:13,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 04:53:13,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 04:53:13,760 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 04:53:13,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 04:53:13,760 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 04:53:13,760 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 04:53:13,761 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 04:53:13,761 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 04:53:13,761 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 04:53:13,761 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 04:53:13,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 04:53:13,762 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 04:53:13,762 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51aa0675891000edd5d1736f3584d06816ce7050b76c01d5b217260a35077c25 [2022-07-13 04:53:13,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 04:53:13,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 04:53:13,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 04:53:13,977 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 04:53:13,978 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 04:53:13,979 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i [2022-07-13 04:53:14,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e04e3ddb/a8a7d3d2c2dd4f91b275c6c9a54417d6/FLAGe325558d4 [2022-07-13 04:53:14,420 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 04:53:14,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrncmp-alloca-1.i [2022-07-13 04:53:14,430 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e04e3ddb/a8a7d3d2c2dd4f91b275c6c9a54417d6/FLAGe325558d4 [2022-07-13 04:53:14,443 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e04e3ddb/a8a7d3d2c2dd4f91b275c6c9a54417d6 [2022-07-13 04:53:14,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 04:53:14,446 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 04:53:14,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 04:53:14,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 04:53:14,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 04:53:14,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d927a56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14, skipping insertion in model container [2022-07-13 04:53:14,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,457 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 04:53:14,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 04:53:14,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:53:14,752 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 04:53:14,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 04:53:14,800 INFO L208 MainTranslator]: Completed translation [2022-07-13 04:53:14,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14 WrapperNode [2022-07-13 04:53:14,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 04:53:14,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 04:53:14,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 04:53:14,803 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 04:53:14,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,838 INFO L137 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2022-07-13 04:53:14,838 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 04:53:14,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 04:53:14,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 04:53:14,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 04:53:14,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,847 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,850 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 04:53:14,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 04:53:14,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 04:53:14,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 04:53:14,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (1/1) ... [2022-07-13 04:53:14,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:14,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:14,893 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) [2022-07-13 04:53:14,898 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 [2022-07-13 04:53:14,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 04:53:14,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 04:53:14,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 04:53:14,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 04:53:14,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 04:53:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 04:53:14,979 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 04:53:14,980 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 04:53:15,078 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 04:53:15,082 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 04:53:15,082 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2022-07-13 04:53:15,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:53:15 BoogieIcfgContainer [2022-07-13 04:53:15,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 04:53:15,084 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 04:53:15,084 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 04:53:15,087 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 04:53:15,087 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:53:15,087 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 04:53:14" (1/3) ... [2022-07-13 04:53:15,088 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@699dbd90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:53:15, skipping insertion in model container [2022-07-13 04:53:15,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:53:15,088 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 04:53:14" (2/3) ... [2022-07-13 04:53:15,088 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@699dbd90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 04:53:15, skipping insertion in model container [2022-07-13 04:53:15,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 04:53:15,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:53:15" (3/3) ... [2022-07-13 04:53:15,089 INFO L354 chiAutomizerObserver]: Analyzing ICFG cstrncmp-alloca-1.i [2022-07-13 04:53:15,146 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 04:53:15,149 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 04:53:15,149 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 04:53:15,149 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 04:53:15,150 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 04:53:15,150 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 04:53:15,150 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 04:53:15,150 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 04:53:15,157 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 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) [2022-07-13 04:53:15,178 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2022-07-13 04:53:15,179 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:15,179 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:15,182 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 04:53:15,182 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:53:15,182 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 04:53:15,183 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 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) [2022-07-13 04:53:15,184 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 9 [2022-07-13 04:53:15,185 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:15,185 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:15,185 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-07-13 04:53:15,185 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:53:15,189 INFO L752 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 9#L532true assume !(main_~length1~0#1 < 1); 5#L532-2true assume !(main_~length2~0#1 < 1); 2#L535-1true call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 21#L541-3true [2022-07-13 04:53:15,189 INFO L754 eck$LassoCheckResult]: Loop: 21#L541-3true assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet18#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet18#1; 24#L541-2true main_#t~post17#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 21#L541-3true [2022-07-13 04:53:15,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:15,193 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2022-07-13 04:53:15,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:15,198 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588041378] [2022-07-13 04:53:15,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:15,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:15,292 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:15,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:15,329 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:15,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:15,332 INFO L85 PathProgramCache]: Analyzing trace with hash 1699, now seen corresponding path program 1 times [2022-07-13 04:53:15,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:15,333 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3157074] [2022-07-13 04:53:15,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:15,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:15,345 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:15,357 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:15,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:15,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935720, now seen corresponding path program 1 times [2022-07-13 04:53:15,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:15,359 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133154052] [2022-07-13 04:53:15,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:15,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:15,387 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:15,416 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:15,685 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:53:15,686 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:53:15,686 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:53:15,686 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:53:15,686 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:53:15,686 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:15,687 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:53:15,687 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:53:15,687 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncmp-alloca-1.i_Iteration1_Lasso [2022-07-13 04:53:15,687 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:53:15,687 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:53:15,701 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,705 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,707 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,708 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,711 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,716 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,717 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,722 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,725 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,727 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,874 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,876 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,878 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,880 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:15,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:16,080 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:53:16,083 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:53:16,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,086 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) [2022-07-13 04:53:16,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,098 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:16,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,099 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,099 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,099 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 [2022-07-13 04:53:16,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:16,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:16,108 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,123 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-07-13 04:53:16,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,125 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) [2022-07-13 04:53:16,126 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 [2022-07-13 04:53:16,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:16,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,133 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,133 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,134 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:16,134 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:16,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,161 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 [2022-07-13 04:53:16,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,162 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) [2022-07-13 04:53:16,163 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 [2022-07-13 04:53:16,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:16,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,171 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:16,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:16,172 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,187 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 [2022-07-13 04:53:16,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,188 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) [2022-07-13 04:53:16,189 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 [2022-07-13 04:53:16,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,196 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,197 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,199 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:16,199 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:16,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,230 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 [2022-07-13 04:53:16,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,231 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) [2022-07-13 04:53:16,232 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 [2022-07-13 04:53:16,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:16,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:16,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:16,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,264 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 [2022-07-13 04:53:16,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,266 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) [2022-07-13 04:53:16,267 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 [2022-07-13 04:53:16,269 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,281 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:16,282 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:16,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,309 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 [2022-07-13 04:53:16,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,310 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) [2022-07-13 04:53:16,311 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 [2022-07-13 04:53:16,312 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,318 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,318 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:16,318 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,318 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,318 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:16,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:16,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,343 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 [2022-07-13 04:53:16,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,344 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) [2022-07-13 04:53:16,345 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 [2022-07-13 04:53:16,346 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,352 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,352 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,352 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,352 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:16,354 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:16,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-07-13 04:53:16,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,386 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) [2022-07-13 04:53:16,386 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 [2022-07-13 04:53:16,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,395 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:16,395 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:16,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,426 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-07-13 04:53:16,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,427 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) [2022-07-13 04:53:16,430 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 [2022-07-13 04:53:16,430 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:16,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:16,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:16,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:16,462 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 [2022-07-13 04:53:16,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,463 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) [2022-07-13 04:53:16,463 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 [2022-07-13 04:53:16,467 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:16,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:16,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:16,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:16,473 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:16,479 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:16,479 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:16,492 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:53:16,509 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-07-13 04:53:16,509 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 13 variables to zero. [2022-07-13 04:53:16,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:16,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:16,519 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) [2022-07-13 04:53:16,521 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 [2022-07-13 04:53:16,558 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:53:16,580 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 04:53:16,580 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:53:16,581 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length1~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~length1~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-07-13 04:53:16,596 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 [2022-07-13 04:53:16,619 INFO L293 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-07-13 04:53:16,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:16,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:53:16,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:16,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:53:16,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:16,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:16,713 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 [2022-07-13 04:53:16,714 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 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 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-13 04:53:16,758 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.565217391304348) internal successors, (36), 23 states have internal predecessors, (36), 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 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 60 states and 91 transitions. Complement of second has 7 states. [2022-07-13 04:53:16,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:53:16,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-07-13 04:53:16,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 61 transitions. [2022-07-13 04:53:16,766 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 5 letters. Loop has 2 letters. [2022-07-13 04:53:16,766 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:16,767 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 04:53:16,767 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:16,767 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 61 transitions. Stem has 5 letters. Loop has 4 letters. [2022-07-13 04:53:16,767 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:16,768 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 91 transitions. [2022-07-13 04:53:16,775 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-13 04:53:16,779 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 18 states and 25 transitions. [2022-07-13 04:53:16,779 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 04:53:16,779 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-07-13 04:53:16,780 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2022-07-13 04:53:16,780 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:16,780 INFO L369 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-07-13 04:53:16,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2022-07-13 04:53:16,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-07-13 04:53:16,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 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) [2022-07-13 04:53:16,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions. [2022-07-13 04:53:16,795 INFO L392 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-07-13 04:53:16,795 INFO L374 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions. [2022-07-13 04:53:16,795 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 04:53:16,795 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions. [2022-07-13 04:53:16,796 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2022-07-13 04:53:16,796 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:16,796 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:16,796 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:16,796 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-07-13 04:53:16,797 INFO L752 eck$LassoCheckResult]: Stem: 158#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 159#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 166#L532 assume !(main_~length1~0#1 < 1); 160#L532-2 assume !(main_~length2~0#1 < 1); 156#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 157#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 167#L541-4 main_~i~1#1 := 0; 163#L546-3 [2022-07-13 04:53:16,797 INFO L754 eck$LassoCheckResult]: Loop: 163#L546-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);call write~int(main_#t~nondet20#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet20#1; 165#L546-2 main_#t~post19#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post19#1;havoc main_#t~post19#1; 163#L546-3 [2022-07-13 04:53:16,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:16,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935662, now seen corresponding path program 1 times [2022-07-13 04:53:16,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:16,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420776615] [2022-07-13 04:53:16,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:16,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:16,808 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:16,846 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:16,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:16,846 INFO L85 PathProgramCache]: Analyzing trace with hash 2147, now seen corresponding path program 1 times [2022-07-13 04:53:16,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:16,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647701182] [2022-07-13 04:53:16,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:16,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:16,851 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:16,854 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:16,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:16,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1298384784, now seen corresponding path program 1 times [2022-07-13 04:53:16,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:16,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382383824] [2022-07-13 04:53:16,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:16,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:16,857 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 [2022-07-13 04:53:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:16,876 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:16,884 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:17,065 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:53:17,066 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:53:17,066 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:53:17,066 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:53:17,066 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:53:17,066 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,066 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:53:17,066 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:53:17,066 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncmp-alloca-1.i_Iteration2_Lasso [2022-07-13 04:53:17,067 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:53:17,067 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:53:17,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,080 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,083 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,098 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:17,391 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:53:17,392 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:53:17,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,392 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,393 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) [2022-07-13 04:53:17,394 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 [2022-07-13 04:53:17,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:17,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:17,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:17,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,433 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 [2022-07-13 04:53:17,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,435 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) [2022-07-13 04:53:17,436 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 [2022-07-13 04:53:17,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,444 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:17,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:17,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,478 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 [2022-07-13 04:53:17,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,480 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) [2022-07-13 04:53:17,481 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 [2022-07-13 04:53:17,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:17,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:17,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:17,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,527 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 [2022-07-13 04:53:17,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,528 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) [2022-07-13 04:53:17,529 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 [2022-07-13 04:53:17,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,537 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:17,537 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,537 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,537 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:17,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:17,551 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,569 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 [2022-07-13 04:53:17,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,571 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) [2022-07-13 04:53:17,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:17,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:17,587 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 [2022-07-13 04:53:17,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,612 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 [2022-07-13 04:53:17,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,613 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) [2022-07-13 04:53:17,615 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 [2022-07-13 04:53:17,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:17,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:17,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,657 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 [2022-07-13 04:53:17,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,659 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) [2022-07-13 04:53:17,666 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,672 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:17,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,673 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:17,673 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:17,676 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 [2022-07-13 04:53:17,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,696 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 [2022-07-13 04:53:17,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,698 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) [2022-07-13 04:53:17,701 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:17,707 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,707 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:17,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:17,710 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 [2022-07-13 04:53:17,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,736 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 [2022-07-13 04:53:17,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,737 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) [2022-07-13 04:53:17,737 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 [2022-07-13 04:53:17,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,744 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,744 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:17,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,745 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:17,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:17,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,782 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 [2022-07-13 04:53:17,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,784 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) [2022-07-13 04:53:17,785 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 [2022-07-13 04:53:17,787 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,798 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:17,798 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:17,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,831 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 [2022-07-13 04:53:17,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,832 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) [2022-07-13 04:53:17,834 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 [2022-07-13 04:53:17,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,841 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:17,841 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,841 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,841 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,843 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:17,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:17,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-07-13 04:53:17,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,874 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) [2022-07-13 04:53:17,875 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 [2022-07-13 04:53:17,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:17,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:17,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:17,895 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:17,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,912 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) [2022-07-13 04:53:17,913 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 [2022-07-13 04:53:17,915 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,920 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,920 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,920 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,922 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:17,923 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:17,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:17,943 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 [2022-07-13 04:53:17,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:17,943 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:17,944 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) [2022-07-13 04:53:17,945 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 [2022-07-13 04:53:17,946 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:17,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:17,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:17,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:17,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:17,967 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:17,967 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:17,985 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:18,001 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 [2022-07-13 04:53:18,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:18,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:18,003 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) [2022-07-13 04:53:18,004 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 [2022-07-13 04:53:18,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:18,010 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:18,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:18,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:18,010 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:18,011 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:18,011 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:18,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:18,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:18,027 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-07-13 04:53:18,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:18,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:18,028 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) [2022-07-13 04:53:18,029 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 [2022-07-13 04:53:18,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:18,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:18,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:18,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:18,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:18,038 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:18,038 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:18,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:18,067 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 [2022-07-13 04:53:18,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:18,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:18,068 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) [2022-07-13 04:53:18,075 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 [2022-07-13 04:53:18,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:18,082 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:18,082 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:18,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:18,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:18,083 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:18,083 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:18,099 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:18,114 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-07-13 04:53:18,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:18,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:18,118 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) [2022-07-13 04:53:18,119 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 [2022-07-13 04:53:18,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:18,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:18,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:18,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:18,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:18,129 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:18,129 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:18,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:18,164 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 [2022-07-13 04:53:18,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:18,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:18,166 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) [2022-07-13 04:53:18,167 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 [2022-07-13 04:53:18,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:18,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:18,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:18,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:18,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:18,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:18,178 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:18,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:18,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-07-13 04:53:18,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:18,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:18,210 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) [2022-07-13 04:53:18,212 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 [2022-07-13 04:53:18,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:18,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:18,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:18,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:18,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:18,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:18,226 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:18,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:18,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-07-13 04:53:18,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:18,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:18,244 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) [2022-07-13 04:53:18,245 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 [2022-07-13 04:53:18,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:18,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:18,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:18,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:18,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:18,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:18,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:18,287 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:53:18,297 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver. [2022-07-13 04:53:18,297 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-07-13 04:53:18,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:18,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:18,299 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) [2022-07-13 04:53:18,304 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:53:18,312 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 [2022-07-13 04:53:18,321 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 04:53:18,321 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:53:18,321 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~nondetString2~0#1.offset, ULTIMATE.start_main_~i~1#1, v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_1) = -1*ULTIMATE.start_main_~nondetString2~0#1.offset - 1*ULTIMATE.start_main_~i~1#1 + 1*v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_1 Supporting invariants [] [2022-07-13 04:53:18,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-07-13 04:53:18,348 INFO L293 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2022-07-13 04:53:18,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:18,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 04:53:18,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:18,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-13 04:53:18,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:18,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:18,407 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 [2022-07-13 04:53:18,407 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-13 04:53:18,429 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 10. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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 27 states and 40 transitions. Complement of second has 6 states. [2022-07-13 04:53:18,429 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 [2022-07-13 04:53:18,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2022-07-13 04:53:18,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2022-07-13 04:53:18,431 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 2 letters. [2022-07-13 04:53:18,431 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:18,431 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 9 letters. Loop has 2 letters. [2022-07-13 04:53:18,431 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:18,432 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 4 letters. [2022-07-13 04:53:18,432 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:18,432 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 27 states and 40 transitions. [2022-07-13 04:53:18,438 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 04:53:18,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 27 states to 19 states and 27 transitions. [2022-07-13 04:53:18,438 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-07-13 04:53:18,438 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 04:53:18,438 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 27 transitions. [2022-07-13 04:53:18,439 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:18,439 INFO L369 hiAutomatonCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-07-13 04:53:18,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 27 transitions. [2022-07-13 04:53:18,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-07-13 04:53:18,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.4210526315789473) internal successors, (27), 18 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 27 transitions. [2022-07-13 04:53:18,440 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-07-13 04:53:18,440 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 27 transitions. [2022-07-13 04:53:18,440 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 04:53:18,440 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 27 transitions. [2022-07-13 04:53:18,441 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 04:53:18,441 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:18,441 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:18,441 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:18,441 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 04:53:18,441 INFO L752 eck$LassoCheckResult]: Stem: 277#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 278#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 286#L532 assume !(main_~length1~0#1 < 1); 279#L532-2 assume !(main_~length2~0#1 < 1); 275#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 276#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 290#L541-4 main_~i~1#1 := 0; 282#L546-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 283#L546-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet21#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem6#1, cstrncmp_#t~short7#1, cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~post2#1, cstrncmp_#t~mem3#1, cstrncmp_#t~mem4#1, cstrncmp_#t~short5#1, cstrncmp_#t~mem10#1, cstrncmp_#t~mem11#1, cstrncmp_#t~ite12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1, cstrncmp_~uc1~0#1, cstrncmp_~uc2~0#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;havoc cstrncmp_~uc1~0#1;havoc cstrncmp_~uc2~0#1; 287#L517 assume !(0 == cstrncmp_~n#1); 280#L519-5 [2022-07-13 04:53:18,442 INFO L754 eck$LassoCheckResult]: Loop: 280#L519-5 cstrncmp_#t~post2#1 := cstrncmp_~n#1;cstrncmp_~n#1 := cstrncmp_#t~post2#1 - 1;cstrncmp_#t~short5#1 := cstrncmp_#t~post2#1 > 0; 281#L519-1 assume cstrncmp_#t~short5#1;call cstrncmp_#t~mem3#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, 1);cstrncmp_#t~short5#1 := cstrncmp_#t~mem3#1 == cstrncmp_#t~mem4#1; 291#L519-3 assume !!cstrncmp_#t~short5#1;havoc cstrncmp_#t~post2#1;havoc cstrncmp_#t~mem3#1;havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~short5#1;cstrncmp_#t~short7#1 := 0 == cstrncmp_~n#1; 288#L520 assume cstrncmp_#t~short7#1; 289#L520-2 assume !cstrncmp_#t~short7#1;havoc cstrncmp_#t~mem6#1;havoc cstrncmp_#t~short7#1;cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post8#1.base, 1 + cstrncmp_#t~post8#1.offset;havoc cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset; 280#L519-5 [2022-07-13 04:53:18,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1595220890, now seen corresponding path program 1 times [2022-07-13 04:53:18,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:18,442 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142114261] [2022-07-13 04:53:18,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:18,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,454 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:18,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,463 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:18,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,465 INFO L85 PathProgramCache]: Analyzing trace with hash 79307716, now seen corresponding path program 1 times [2022-07-13 04:53:18,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:18,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611605389] [2022-07-13 04:53:18,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:18,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:18,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:18,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:53:18,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611605389] [2022-07-13 04:53:18,484 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611605389] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:53:18,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:53:18,484 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 04:53:18,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308566073] [2022-07-13 04:53:18,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:53:18,486 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-13 04:53:18,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:53:18,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 04:53:18,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 04:53:18,488 INFO L87 Difference]: Start difference. First operand 19 states and 27 transitions. cyclomatic complexity: 11 Second operand has 3 states, 2 states have (on average 2.5) internal successors, (5), 3 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) [2022-07-13 04:53:18,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:53:18,495 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2022-07-13 04:53:18,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 04:53:18,495 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 27 transitions. [2022-07-13 04:53:18,496 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 04:53:18,496 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 19 states and 26 transitions. [2022-07-13 04:53:18,496 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 04:53:18,496 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 04:53:18,496 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 26 transitions. [2022-07-13 04:53:18,497 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:18,497 INFO L369 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-07-13 04:53:18,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 26 transitions. [2022-07-13 04:53:18,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2022-07-13 04:53:18,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 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) [2022-07-13 04:53:18,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2022-07-13 04:53:18,498 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-07-13 04:53:18,498 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2022-07-13 04:53:18,498 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 04:53:18,498 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2022-07-13 04:53:18,498 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 04:53:18,498 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:18,498 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:18,499 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:18,499 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 04:53:18,499 INFO L752 eck$LassoCheckResult]: Stem: 322#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 323#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 331#L532 assume !(main_~length1~0#1 < 1); 324#L532-2 assume !(main_~length2~0#1 < 1); 320#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 321#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 332#L541-4 main_~i~1#1 := 0; 327#L546-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 328#L546-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet21#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem6#1, cstrncmp_#t~short7#1, cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~post2#1, cstrncmp_#t~mem3#1, cstrncmp_#t~mem4#1, cstrncmp_#t~short5#1, cstrncmp_#t~mem10#1, cstrncmp_#t~mem11#1, cstrncmp_#t~ite12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1, cstrncmp_~uc1~0#1, cstrncmp_~uc2~0#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;havoc cstrncmp_~uc1~0#1;havoc cstrncmp_~uc2~0#1; 333#L517 assume !(0 == cstrncmp_~n#1); 325#L519-5 [2022-07-13 04:53:18,499 INFO L754 eck$LassoCheckResult]: Loop: 325#L519-5 cstrncmp_#t~post2#1 := cstrncmp_~n#1;cstrncmp_~n#1 := cstrncmp_#t~post2#1 - 1;cstrncmp_#t~short5#1 := cstrncmp_#t~post2#1 > 0; 326#L519-1 assume cstrncmp_#t~short5#1;call cstrncmp_#t~mem3#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, 1);cstrncmp_#t~short5#1 := cstrncmp_#t~mem3#1 == cstrncmp_#t~mem4#1; 336#L519-3 assume !!cstrncmp_#t~short5#1;havoc cstrncmp_#t~post2#1;havoc cstrncmp_#t~mem3#1;havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~short5#1;cstrncmp_#t~short7#1 := 0 == cstrncmp_~n#1; 334#L520 assume !cstrncmp_#t~short7#1;call cstrncmp_#t~mem6#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~short7#1 := 0 == cstrncmp_#t~mem6#1; 335#L520-2 assume !cstrncmp_#t~short7#1;havoc cstrncmp_#t~mem6#1;havoc cstrncmp_#t~short7#1;cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post8#1.base, 1 + cstrncmp_#t~post8#1.offset;havoc cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset; 325#L519-5 [2022-07-13 04:53:18,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1595220890, now seen corresponding path program 2 times [2022-07-13 04:53:18,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:18,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611431287] [2022-07-13 04:53:18,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:18,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,515 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:18,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:18,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,524 INFO L85 PathProgramCache]: Analyzing trace with hash 79307778, now seen corresponding path program 1 times [2022-07-13 04:53:18,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:18,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753444082] [2022-07-13 04:53:18,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:18,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,529 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:18,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,533 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:18,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1988601847, now seen corresponding path program 1 times [2022-07-13 04:53:18,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:18,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303899318] [2022-07-13 04:53:18,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:18,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:18,618 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 [2022-07-13 04:53:18,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:18,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:53:18,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303899318] [2022-07-13 04:53:18,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303899318] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:53:18,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:53:18,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 04:53:18,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376832459] [2022-07-13 04:53:18,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:53:18,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:53:18,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 04:53:18,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-13 04:53:18,776 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 10 Second operand has 7 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 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) [2022-07-13 04:53:18,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:53:18,822 INFO L93 Difference]: Finished difference Result 31 states and 40 transitions. [2022-07-13 04:53:18,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 04:53:18,823 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 40 transitions. [2022-07-13 04:53:18,824 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 04:53:18,824 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 20 states and 26 transitions. [2022-07-13 04:53:18,824 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 04:53:18,824 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 04:53:18,824 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 26 transitions. [2022-07-13 04:53:18,824 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:18,824 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20 states and 26 transitions. [2022-07-13 04:53:18,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 26 transitions. [2022-07-13 04:53:18,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-07-13 04:53:18,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.3157894736842106) internal successors, (25), 18 states have internal predecessors, (25), 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) [2022-07-13 04:53:18,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 25 transitions. [2022-07-13 04:53:18,825 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-13 04:53:18,825 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 25 transitions. [2022-07-13 04:53:18,825 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-13 04:53:18,825 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 25 transitions. [2022-07-13 04:53:18,826 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 04:53:18,826 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:18,826 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:18,826 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:18,826 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 04:53:18,826 INFO L752 eck$LassoCheckResult]: Stem: 388#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 389#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 397#L532 assume !(main_~length1~0#1 < 1); 390#L532-2 assume !(main_~length2~0#1 < 1); 386#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 387#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet18#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet18#1; 403#L541-2 main_#t~post17#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 404#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 400#L541-4 main_~i~1#1 := 0; 393#L546-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 394#L546-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet21#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem6#1, cstrncmp_#t~short7#1, cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~post2#1, cstrncmp_#t~mem3#1, cstrncmp_#t~mem4#1, cstrncmp_#t~short5#1, cstrncmp_#t~mem10#1, cstrncmp_#t~mem11#1, cstrncmp_#t~ite12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1, cstrncmp_~uc1~0#1, cstrncmp_~uc2~0#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;havoc cstrncmp_~uc1~0#1;havoc cstrncmp_~uc2~0#1; 401#L517 assume !(0 == cstrncmp_~n#1); 391#L519-5 [2022-07-13 04:53:18,826 INFO L754 eck$LassoCheckResult]: Loop: 391#L519-5 cstrncmp_#t~post2#1 := cstrncmp_~n#1;cstrncmp_~n#1 := cstrncmp_#t~post2#1 - 1;cstrncmp_#t~short5#1 := cstrncmp_#t~post2#1 > 0; 392#L519-1 assume cstrncmp_#t~short5#1;call cstrncmp_#t~mem3#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, 1);cstrncmp_#t~short5#1 := cstrncmp_#t~mem3#1 == cstrncmp_#t~mem4#1; 402#L519-3 assume !!cstrncmp_#t~short5#1;havoc cstrncmp_#t~post2#1;havoc cstrncmp_#t~mem3#1;havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~short5#1;cstrncmp_#t~short7#1 := 0 == cstrncmp_~n#1; 398#L520 assume !cstrncmp_#t~short7#1;call cstrncmp_#t~mem6#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~short7#1 := 0 == cstrncmp_#t~mem6#1; 399#L520-2 assume !cstrncmp_#t~short7#1;havoc cstrncmp_#t~mem6#1;havoc cstrncmp_#t~short7#1;cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post8#1.base, 1 + cstrncmp_#t~post8#1.offset;havoc cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset; 391#L519-5 [2022-07-13 04:53:18,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1351083896, now seen corresponding path program 1 times [2022-07-13 04:53:18,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:18,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465198921] [2022-07-13 04:53:18,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:18,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,836 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,843 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:18,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,855 INFO L85 PathProgramCache]: Analyzing trace with hash 79307778, now seen corresponding path program 2 times [2022-07-13 04:53:18,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:18,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916390720] [2022-07-13 04:53:18,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:18,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,864 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:18,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:18,870 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:18,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:18,871 INFO L85 PathProgramCache]: Analyzing trace with hash -350531861, now seen corresponding path program 1 times [2022-07-13 04:53:18,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:18,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866572975] [2022-07-13 04:53:18,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:18,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:18,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 04:53:18,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 04:53:18,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866572975] [2022-07-13 04:53:18,966 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866572975] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 04:53:18,966 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 04:53:18,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-07-13 04:53:18,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216431951] [2022-07-13 04:53:18,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 04:53:19,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 04:53:19,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-13 04:53:19,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-07-13 04:53:19,106 INFO L87 Difference]: Start difference. First operand 19 states and 25 transitions. cyclomatic complexity: 9 Second operand has 10 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 10 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 04:53:19,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 04:53:19,225 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2022-07-13 04:53:19,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-07-13 04:53:19,225 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 30 states and 35 transitions. [2022-07-13 04:53:19,226 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 04:53:19,226 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 30 states to 20 states and 24 transitions. [2022-07-13 04:53:19,226 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 04:53:19,226 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 04:53:19,226 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 24 transitions. [2022-07-13 04:53:19,227 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:19,227 INFO L369 hiAutomatonCegarLoop]: Abstraction has 20 states and 24 transitions. [2022-07-13 04:53:19,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 24 transitions. [2022-07-13 04:53:19,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 19. [2022-07-13 04:53:19,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 states have internal predecessors, (23), 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) [2022-07-13 04:53:19,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2022-07-13 04:53:19,228 INFO L392 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-07-13 04:53:19,228 INFO L374 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2022-07-13 04:53:19,228 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-13 04:53:19,228 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2022-07-13 04:53:19,228 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2022-07-13 04:53:19,228 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 04:53:19,228 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 04:53:19,228 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 04:53:19,228 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-07-13 04:53:19,229 INFO L752 eck$LassoCheckResult]: Stem: 468#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 469#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~malloc15#1.base, main_#t~malloc15#1.offset, main_#t~malloc16#1.base, main_#t~malloc16#1.offset, main_#t~nondet18#1, main_#t~post17#1, main_~i~0#1, main_#t~nondet20#1, main_#t~post19#1, main_~i~1#1, main_#t~nondet21#1, main_#t~ret22#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1;main_~length2~0#1 := main_#t~nondet14#1;havoc main_#t~nondet14#1; 477#L532 assume !(main_~length1~0#1 < 1); 470#L532-2 assume !(main_~length2~0#1 < 1); 466#L535-1 call main_#t~malloc15#1.base, main_#t~malloc15#1.offset := #Ultimate.allocOnStack(main_~length1~0#1);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc15#1.base, main_#t~malloc15#1.offset;call main_#t~malloc16#1.base, main_#t~malloc16#1.offset := #Ultimate.allocOnStack(main_~length2~0#1);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc16#1.base, main_#t~malloc16#1.offset;main_~i~0#1 := 0; 467#L541-3 assume !!(main_~i~0#1 < main_~length1~0#1 - 1);call write~int(main_#t~nondet18#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet18#1; 483#L541-2 main_#t~post17#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1; 484#L541-3 assume !(main_~i~0#1 < main_~length1~0#1 - 1); 480#L541-4 main_~i~1#1 := 0; 473#L546-3 assume !!(main_~i~1#1 < main_~length2~0#1 - 1);call write~int(main_#t~nondet20#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet20#1; 474#L546-2 main_#t~post19#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post19#1;havoc main_#t~post19#1; 475#L546-3 assume !(main_~i~1#1 < main_~length2~0#1 - 1); 476#L546-4 call write~int(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncmp } true;cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset, cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset, cstrncmp_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_#t~nondet21#1;havoc cstrncmp_#res#1;havoc cstrncmp_#t~mem6#1, cstrncmp_#t~short7#1, cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset, cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset, cstrncmp_#t~post2#1, cstrncmp_#t~mem3#1, cstrncmp_#t~mem4#1, cstrncmp_#t~short5#1, cstrncmp_#t~mem10#1, cstrncmp_#t~mem11#1, cstrncmp_#t~ite12#1, cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, cstrncmp_~n#1, cstrncmp_~uc1~0#1, cstrncmp_~uc2~0#1;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#in~s1#1.base, cstrncmp_#in~s1#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#in~s2#1.base, cstrncmp_#in~s2#1.offset;cstrncmp_~n#1 := cstrncmp_#in~n#1;havoc cstrncmp_~uc1~0#1;havoc cstrncmp_~uc2~0#1; 481#L517 assume !(0 == cstrncmp_~n#1); 471#L519-5 [2022-07-13 04:53:19,229 INFO L754 eck$LassoCheckResult]: Loop: 471#L519-5 cstrncmp_#t~post2#1 := cstrncmp_~n#1;cstrncmp_~n#1 := cstrncmp_#t~post2#1 - 1;cstrncmp_#t~short5#1 := cstrncmp_#t~post2#1 > 0; 472#L519-1 assume cstrncmp_#t~short5#1;call cstrncmp_#t~mem3#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);call cstrncmp_#t~mem4#1 := read~int(cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset, 1);cstrncmp_#t~short5#1 := cstrncmp_#t~mem3#1 == cstrncmp_#t~mem4#1; 482#L519-3 assume !!cstrncmp_#t~short5#1;havoc cstrncmp_#t~post2#1;havoc cstrncmp_#t~mem3#1;havoc cstrncmp_#t~mem4#1;havoc cstrncmp_#t~short5#1;cstrncmp_#t~short7#1 := 0 == cstrncmp_~n#1; 478#L520 assume !cstrncmp_#t~short7#1;call cstrncmp_#t~mem6#1 := read~int(cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset, 1);cstrncmp_#t~short7#1 := 0 == cstrncmp_#t~mem6#1; 479#L520-2 assume !cstrncmp_#t~short7#1;havoc cstrncmp_#t~mem6#1;havoc cstrncmp_#t~short7#1;cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset := cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset;cstrncmp_~s1#1.base, cstrncmp_~s1#1.offset := cstrncmp_#t~post8#1.base, 1 + cstrncmp_#t~post8#1.offset;havoc cstrncmp_#t~post8#1.base, cstrncmp_#t~post8#1.offset;cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset := cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset;cstrncmp_~s2#1.base, cstrncmp_~s2#1.offset := cstrncmp_#t~post9#1.base, 1 + cstrncmp_#t~post9#1.offset;havoc cstrncmp_#t~post9#1.base, cstrncmp_#t~post9#1.offset; 471#L519-5 [2022-07-13 04:53:19,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:19,229 INFO L85 PathProgramCache]: Analyzing trace with hash 1313217430, now seen corresponding path program 1 times [2022-07-13 04:53:19,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:19,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075346382] [2022-07-13 04:53:19,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:19,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:19,239 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:19,250 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:19,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:19,252 INFO L85 PathProgramCache]: Analyzing trace with hash 79307778, now seen corresponding path program 3 times [2022-07-13 04:53:19,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:19,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794920222] [2022-07-13 04:53:19,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:19,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:19,259 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:19,268 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:19,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:19,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1018233459, now seen corresponding path program 1 times [2022-07-13 04:53:19,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 04:53:19,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807452456] [2022-07-13 04:53:19,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 04:53:19,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 04:53:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:19,295 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 04:53:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 04:53:19,309 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 04:53:19,986 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 04:53:19,986 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 04:53:19,986 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 04:53:19,986 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 04:53:19,986 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 04:53:19,986 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:19,986 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 04:53:19,986 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 04:53:19,986 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrncmp-alloca-1.i_Iteration6_Lasso [2022-07-13 04:53:19,986 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 04:53:19,986 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 04:53:19,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:19,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:19,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:19,993 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:19,994 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:19,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:19,997 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:19,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,000 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,001 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,006 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,007 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,010 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,014 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,016 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,018 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,020 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,467 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,469 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,470 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,486 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,487 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-07-13 04:53:20,941 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 04:53:20,942 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 04:53:20,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:20,942 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:20,943 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) [2022-07-13 04:53:20,944 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 [2022-07-13 04:53:20,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:20,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:20,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:20,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:20,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:20,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:20,952 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:20,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:20,967 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:20,982 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 [2022-07-13 04:53:20,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:20,982 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:20,983 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) [2022-07-13 04:53:20,983 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 [2022-07-13 04:53:20,985 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:20,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:20,991 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:20,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:20,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:20,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:20,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:20,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:20,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,011 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 [2022-07-13 04:53:21,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,012 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) [2022-07-13 04:53:21,014 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 [2022-07-13 04:53:21,015 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,021 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,021 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,021 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,021 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,021 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,022 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,022 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,023 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,043 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 [2022-07-13 04:53:21,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,044 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,044 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) [2022-07-13 04:53:21,045 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 [2022-07-13 04:53:21,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,068 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-07-13 04:53:21,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,069 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) [2022-07-13 04:53:21,071 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 [2022-07-13 04:53:21,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,077 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,078 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,078 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,093 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-07-13 04:53:21,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,093 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,094 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) [2022-07-13 04:53:21,095 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 [2022-07-13 04:53:21,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,102 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,102 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,102 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,118 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-07-13 04:53:21,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,119 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) [2022-07-13 04:53:21,120 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 [2022-07-13 04:53:21,121 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,126 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,127 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:21,127 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:21,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,148 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-07-13 04:53:21,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,149 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) [2022-07-13 04:53:21,157 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 [2022-07-13 04:53:21,157 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,164 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,164 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,164 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,164 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,164 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,164 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,165 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,179 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-07-13 04:53:21,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,194 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,195 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) [2022-07-13 04:53:21,196 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 [2022-07-13 04:53:21,197 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,203 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,211 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,211 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,229 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-07-13 04:53:21,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,231 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) [2022-07-13 04:53:21,232 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 [2022-07-13 04:53:21,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,239 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,266 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 [2022-07-13 04:53:21,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,269 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) [2022-07-13 04:53:21,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,271 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 [2022-07-13 04:53:21,276 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,277 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:21,277 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:21,279 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-07-13 04:53:21,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,294 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) [2022-07-13 04:53:21,295 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 [2022-07-13 04:53:21,298 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,303 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,304 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,330 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 [2022-07-13 04:53:21,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,331 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) [2022-07-13 04:53:21,331 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 [2022-07-13 04:53:21,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,338 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-07-13 04:53:21,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,357 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) [2022-07-13 04:53:21,357 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 [2022-07-13 04:53:21,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,367 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,367 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,383 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 [2022-07-13 04:53:21,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,384 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) [2022-07-13 04:53:21,385 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 [2022-07-13 04:53:21,386 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,392 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,407 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-07-13 04:53:21,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,408 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) [2022-07-13 04:53:21,408 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 [2022-07-13 04:53:21,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,417 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:21,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:21,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,433 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-07-13 04:53:21,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,434 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) [2022-07-13 04:53:21,435 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 [2022-07-13 04:53:21,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,457 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-07-13 04:53:21,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,458 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) [2022-07-13 04:53:21,459 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 [2022-07-13 04:53:21,460 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,465 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,466 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,466 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,481 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 [2022-07-13 04:53:21,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,482 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) [2022-07-13 04:53:21,483 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 [2022-07-13 04:53:21,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,489 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,490 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,490 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,505 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 [2022-07-13 04:53:21,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,506 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) [2022-07-13 04:53:21,507 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 [2022-07-13 04:53:21,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,534 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-07-13 04:53:21,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,535 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) [2022-07-13 04:53:21,536 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 [2022-07-13 04:53:21,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 04:53:21,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 04:53:21,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 04:53:21,544 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,558 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-07-13 04:53:21,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,558 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,559 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) [2022-07-13 04:53:21,560 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 [2022-07-13 04:53:21,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,568 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:21,568 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:21,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,585 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 [2022-07-13 04:53:21,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,586 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) [2022-07-13 04:53:21,586 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 [2022-07-13 04:53:21,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,596 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:21,596 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:21,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,622 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 [2022-07-13 04:53:21,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,624 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) [2022-07-13 04:53:21,624 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 [2022-07-13 04:53:21,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,632 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:21,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:21,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,657 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-07-13 04:53:21,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,659 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) [2022-07-13 04:53:21,659 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 [2022-07-13 04:53:21,661 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,666 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:21,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:21,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-07-13 04:53:21,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,684 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) [2022-07-13 04:53:21,685 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 [2022-07-13 04:53:21,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 04:53:21,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,692 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 04:53:21,692 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,697 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-07-13 04:53:21,697 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-07-13 04:53:21,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 04:53:21,729 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 [2022-07-13 04:53:21,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,730 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) [2022-07-13 04:53:21,731 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 [2022-07-13 04:53:21,732 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 [2022-07-13 04:53:21,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 04:53:21,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 04:53:21,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 04:53:21,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 04:53:21,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 04:53:21,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 04:53:21,775 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 04:53:21,855 INFO L443 ModelExtractionUtils]: Simplification made 25 calls to the SMT solver. [2022-07-13 04:53:21,855 INFO L444 ModelExtractionUtils]: 7 out of 49 variables were initially zero. Simplification set additionally 39 variables to zero. [2022-07-13 04:53:21,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 04:53:21,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 04:53:21,856 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) [2022-07-13 04:53:21,857 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 [2022-07-13 04:53:21,859 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 04:53:21,876 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 04:53:21,876 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 04:53:21,876 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc16#1.base)_3, ULTIMATE.start_cstrncmp_~s1#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc16#1.base)_3 - 1*ULTIMATE.start_cstrncmp_~s1#1.offset Supporting invariants [] [2022-07-13 04:53:21,892 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-07-13 04:53:21,943 INFO L293 tatePredicateManager]: 20 out of 22 supporting invariants were superfluous and have been removed [2022-07-13 04:53:21,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-07-13 04:53:21,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 04:53:22,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:22,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 24 conjunts are in the unsatisfiable core [2022-07-13 04:53:22,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 04:53:22,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 04:53:22,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 04:53:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 04:53:22,126 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 2 loop predicates [2022-07-13 04:53:22,126 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7 Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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) [2022-07-13 04:53:22,165 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 7. Second operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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 29 transitions. Complement of second has 8 states. [2022-07-13 04:53:22,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 3 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 04:53:22,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 6 states have internal predecessors, (19), 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) [2022-07-13 04:53:22,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 21 transitions. [2022-07-13 04:53:22,166 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 14 letters. Loop has 5 letters. [2022-07-13 04:53:22,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:22,167 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 19 letters. Loop has 5 letters. [2022-07-13 04:53:22,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:22,167 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 21 transitions. Stem has 14 letters. Loop has 10 letters. [2022-07-13 04:53:22,167 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 04:53:22,167 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. [2022-07-13 04:53:22,168 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:53:22,168 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2022-07-13 04:53:22,168 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-07-13 04:53:22,168 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-07-13 04:53:22,168 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-07-13 04:53:22,168 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-07-13 04:53:22,168 INFO L369 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:53:22,168 INFO L392 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:53:22,168 INFO L374 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 04:53:22,169 INFO L287 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-07-13 04:53:22,169 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-07-13 04:53:22,169 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-07-13 04:53:22,169 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-07-13 04:53:22,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.07 04:53:22 BoogieIcfgContainer [2022-07-13 04:53:22,173 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-07-13 04:53:22,174 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 04:53:22,174 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 04:53:22,174 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 04:53:22,174 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 04:53:15" (3/4) ... [2022-07-13 04:53:22,176 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-07-13 04:53:22,176 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 04:53:22,177 INFO L158 Benchmark]: Toolchain (without parser) took 7730.61ms. Allocated memory was 100.7MB in the beginning and 159.4MB in the end (delta: 58.7MB). Free memory was 67.9MB in the beginning and 102.9MB in the end (delta: -35.0MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-07-13 04:53:22,177 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory was 55.0MB in the beginning and 55.0MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:53:22,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.45ms. Allocated memory is still 100.7MB. Free memory was 67.7MB in the beginning and 69.0MB in the end (delta: -1.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2022-07-13 04:53:22,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.06ms. Allocated memory is still 100.7MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 04:53:22,178 INFO L158 Benchmark]: Boogie Preprocessor took 34.94ms. Allocated memory is still 100.7MB. Free memory was 66.9MB in the beginning and 65.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:53:22,178 INFO L158 Benchmark]: RCFGBuilder took 209.61ms. Allocated memory is still 100.7MB. Free memory was 65.6MB in the beginning and 53.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-07-13 04:53:22,178 INFO L158 Benchmark]: BuchiAutomizer took 7089.22ms. Allocated memory was 100.7MB in the beginning and 159.4MB in the end (delta: 58.7MB). Free memory was 53.1MB in the beginning and 102.9MB in the end (delta: -49.9MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-07-13 04:53:22,178 INFO L158 Benchmark]: Witness Printer took 2.38ms. Allocated memory is still 159.4MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 04:53:22,179 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 100.7MB. Free memory was 55.0MB in the beginning and 55.0MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.45ms. Allocated memory is still 100.7MB. Free memory was 67.7MB in the beginning and 69.0MB in the end (delta: -1.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.06ms. Allocated memory is still 100.7MB. Free memory was 69.0MB in the beginning and 66.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.94ms. Allocated memory is still 100.7MB. Free memory was 66.9MB in the beginning and 65.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 209.61ms. Allocated memory is still 100.7MB. Free memory was 65.6MB in the beginning and 53.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * BuchiAutomizer took 7089.22ms. Allocated memory was 100.7MB in the beginning and 159.4MB in the end (delta: 58.7MB). Free memory was 53.1MB in the beginning and 102.9MB in the end (delta: -49.9MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Witness Printer took 2.38ms. Allocated memory is still 159.4MB. Free memory is still 102.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function length1 + -1 * i and consists of 5 locations. One deterministic module has affine ranking function unknown-#length-unknown[nondetString2] + -1 * nondetString2 + -1 * i and consists of 4 locations. One deterministic module has affine ranking function -1 * s1 + unknown-#length-unknown[__builtin_alloca (length2 * sizeof(char))] and consists of 6 locations. 3 modules have a trivial ranking function, the largest among these consists of 10 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 7.0s and 7 iterations. TraceHistogramMax:1. Analysis of lassos took 6.3s. Construction of modules took 0.0s. Büchi inclusion checks took 0.5s. Highest rank in rank-based complementation 3. Minimization of det autom 6. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 177 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 175 mSDsluCounter, 306 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 194 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 138 IncrementalHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 112 mSDtfsCounter, 138 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital206 mio100 ax111 hnf100 lsp82 ukn75 mio100 lsp48 div100 bol100 ite100 ukn100 eq178 hnf90 smp97 dnf100 smp100 tf100 neg100 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 30ms VariablesStem: 6 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-07-13 04:53:22,202 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE