./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7b-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7b-alloca.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36020926b2e6d9c0fb54830342005e347c0f1376e21c9ccaa0e5acb205202e3a --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 03:17:12,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 03:17:12,845 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 03:17:12,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 03:17:12,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 03:17:12,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 03:17:12,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 03:17:12,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 03:17:12,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 03:17:12,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 03:17:12,885 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 03:17:12,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 03:17:12,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 03:17:12,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 03:17:12,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 03:17:12,891 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 03:17:12,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 03:17:12,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 03:17:12,898 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 03:17:12,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 03:17:12,902 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 03:17:12,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 03:17:12,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 03:17:12,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 03:17:12,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 03:17:12,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 03:17:12,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 03:17:12,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 03:17:12,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 03:17:12,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 03:17:12,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 03:17:12,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 03:17:12,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 03:17:12,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 03:17:12,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 03:17:12,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 03:17:12,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 03:17:12,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 03:17:12,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 03:17:12,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 03:17:12,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 03:17:12,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 03:17:12,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-07-13 03:17:12,946 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 03:17:12,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 03:17:12,947 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 03:17:12,947 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 03:17:12,948 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 03:17:12,948 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 03:17:12,949 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 03:17:12,949 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-07-13 03:17:12,949 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-07-13 03:17:12,949 INFO L138 SettingsManager]: * Use old map elimination=false [2022-07-13 03:17:12,950 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-07-13 03:17:12,950 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-07-13 03:17:12,950 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-07-13 03:17:12,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 03:17:12,950 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 03:17:12,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 03:17:12,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 03:17:12,951 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-07-13 03:17:12,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-07-13 03:17:12,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-07-13 03:17:12,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 03:17:12,952 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-07-13 03:17:12,952 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 03:17:12,952 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-07-13 03:17:12,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 03:17:12,953 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 03:17:12,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 03:17:12,953 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 03:17:12,954 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-07-13 03:17:12,954 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36020926b2e6d9c0fb54830342005e347c0f1376e21c9ccaa0e5acb205202e3a [2022-07-13 03:17:13,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 03:17:13,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 03:17:13,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 03:17:13,141 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 03:17:13,141 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 03:17:13,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7b-alloca.i [2022-07-13 03:17:13,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f750cefeb/b46f64e8a8ea4e14a52ad9ffa0c007cd/FLAG8f9d2ea69 [2022-07-13 03:17:13,537 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 03:17:13,537 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7b-alloca.i [2022-07-13 03:17:13,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f750cefeb/b46f64e8a8ea4e14a52ad9ffa0c007cd/FLAG8f9d2ea69 [2022-07-13 03:17:13,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f750cefeb/b46f64e8a8ea4e14a52ad9ffa0c007cd [2022-07-13 03:17:13,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 03:17:13,914 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 03:17:13,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 03:17:13,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 03:17:13,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 03:17:13,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:17:13" (1/1) ... [2022-07-13 03:17:13,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60f6caa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:13, skipping insertion in model container [2022-07-13 03:17:13,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 03:17:13" (1/1) ... [2022-07-13 03:17:13,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 03:17:13,938 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 03:17:14,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:17:14,107 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 03:17:14,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 03:17:14,162 INFO L208 MainTranslator]: Completed translation [2022-07-13 03:17:14,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14 WrapperNode [2022-07-13 03:17:14,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 03:17:14,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 03:17:14,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 03:17:14,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 03:17:14,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,194 INFO L137 Inliner]: procedures = 110, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2022-07-13 03:17:14,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 03:17:14,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 03:17:14,196 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 03:17:14,196 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 03:17:14,200 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,202 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 03:17:14,209 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 03:17:14,209 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 03:17:14,209 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 03:17:14,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (1/1) ... [2022-07-13 03:17:14,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:14,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:14,233 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 03:17:14,240 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 03:17:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-13 03:17:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-13 03:17:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 03:17:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 03:17:14,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 03:17:14,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 03:17:14,329 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 03:17:14,330 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 03:17:14,463 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 03:17:14,467 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 03:17:14,467 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-13 03:17:14,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:17:14 BoogieIcfgContainer [2022-07-13 03:17:14,468 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 03:17:14,469 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-07-13 03:17:14,469 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-07-13 03:17:14,471 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-07-13 03:17:14,471 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:17:14,472 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.07 03:17:13" (1/3) ... [2022-07-13 03:17:14,472 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22da2516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:17:14, skipping insertion in model container [2022-07-13 03:17:14,472 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:17:14,473 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 03:17:14" (2/3) ... [2022-07-13 03:17:14,473 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@22da2516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.07 03:17:14, skipping insertion in model container [2022-07-13 03:17:14,473 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-07-13 03:17:14,473 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 03:17:14" (3/3) ... [2022-07-13 03:17:14,474 INFO L354 chiAutomizerObserver]: Analyzing ICFG CookSeeZuleger-2013TACAS-Fig7b-alloca.i [2022-07-13 03:17:14,540 INFO L255 stractBuchiCegarLoop]: Interprodecural is true [2022-07-13 03:17:14,541 INFO L256 stractBuchiCegarLoop]: Hoare is false [2022-07-13 03:17:14,541 INFO L257 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-07-13 03:17:14,541 INFO L258 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-07-13 03:17:14,541 INFO L259 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-07-13 03:17:14,541 INFO L260 stractBuchiCegarLoop]: Difference is false [2022-07-13 03:17:14,541 INFO L261 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-07-13 03:17:14,541 INFO L265 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-07-13 03:17:14,545 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:14,560 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-07-13 03:17:14,561 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:17:14,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:17:14,565 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-13 03:17:14,565 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:17:14,566 INFO L287 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-07-13 03:17:14,566 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:14,568 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-07-13 03:17:14,568 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:17:14,568 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:17:14,568 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-07-13 03:17:14,568 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:17:14,573 INFO L752 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~nondet12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~nondet16#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem8#1, main_#t~short9#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset; 10#L554-2true [2022-07-13 03:17:14,574 INFO L754 eck$LassoCheckResult]: Loop: 10#L554-2true call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 5#L551-1true assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 6#L551-3true main_#t~short9#1 := main_#t~short7#1; 12#L551-4true assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 9#L551-6true assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 8#L552true assume 0 != main_#t~nondet10#1;havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem11#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1; 10#L554-2true [2022-07-13 03:17:14,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:14,589 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-07-13 03:17:14,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:14,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767257189] [2022-07-13 03:17:14,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:14,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:14,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:14,702 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:14,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:14,736 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:14,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:14,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1097577162, now seen corresponding path program 1 times [2022-07-13 03:17:14,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:14,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098798330] [2022-07-13 03:17:14,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:14,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:14,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:14,768 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:14,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:14,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:14,778 INFO L85 PathProgramCache]: Analyzing trace with hash 177626380, now seen corresponding path program 1 times [2022-07-13 03:17:14,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:14,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115351682] [2022-07-13 03:17:14,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:14,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:14,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:14,808 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:14,832 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:15,357 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:17:15,358 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:17:15,358 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:17:15,358 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:17:15,358 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:17:15,358 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:15,359 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:17:15,359 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:17:15,359 INFO L133 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca.i_Iteration1_Lasso [2022-07-13 03:17:15,360 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:17:15,360 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:17:15,373 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 03:17:15,377 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 03:17:15,380 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 03:17:15,382 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 03:17:15,384 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 03:17:15,386 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 03:17:15,388 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 03:17:15,389 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 03:17:15,391 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 03:17:15,395 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 03:17:15,396 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 03:17:15,714 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 03:17:15,716 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 03:17:15,718 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 03:17:15,720 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 03:17:15,722 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 03:17:15,723 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 03:17:15,725 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 03:17:15,727 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 03:17:16,012 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:17:16,015 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:17:16,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,017 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 03:17:16,017 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 03:17:16,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,025 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,027 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:16,027 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,036 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:16,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,053 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 03:17:16,054 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 03:17:16,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:16,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,063 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,063 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,087 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,103 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 03:17:16,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,105 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 03:17:16,107 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 03:17:16,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:16,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,146 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 03:17:16,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,148 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 03:17:16,149 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 03:17:16,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:16,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,156 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,156 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:16,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,190 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 03:17:16,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,192 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 03:17:16,193 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 03:17:16,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,200 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,200 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,200 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,203 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,236 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 03:17:16,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,238 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 03:17:16,239 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 03:17:16,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:16,245 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,246 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:16,246 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,261 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,279 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 03:17:16,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,281 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 03:17:16,281 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 03:17:16,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,288 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,288 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:16,289 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,322 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 03:17:16,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,324 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 03:17:16,325 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 03:17:16,326 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,333 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:16,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,366 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 03:17:16,367 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 03:17:16,368 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,374 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 03:17:16,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,375 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:17:16,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,390 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:16,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,409 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 03:17:16,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,419 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,419 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,419 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,419 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,419 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,420 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:16,420 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,424 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 03:17:16,436 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,453 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 03:17:16,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,454 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 03:17:16,455 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 03:17:16,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,464 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,465 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,495 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 03:17:16,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,496 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 03:17:16,497 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 03:17:16,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,507 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,507 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,540 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 03:17:16,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,542 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 03:17:16,543 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 03:17:16,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,550 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-07-13 03:17:16,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,579 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 03:17:16,579 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 03:17:16,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:16,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,596 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,612 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 03:17:16,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,613 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 03:17:16,614 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 03:17:16,615 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,663 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 03:17:16,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,664 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,665 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 03:17:16,666 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 03:17:16,667 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,672 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,674 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,706 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 03:17:16,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,707 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 03:17:16,708 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 03:17:16,709 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:16,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,715 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,719 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:16,719 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:16,735 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:16,750 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 03:17:16,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,752 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 03:17:16,753 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 03:17:16,754 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:16,759 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:16,759 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:16,759 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:16,759 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:16,759 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:16,760 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:16,760 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:16,775 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:17:16,779 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 03:17:16,779 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-13 03:17:16,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:16,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:16,793 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 03:17:16,834 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 03:17:16,835 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:17:16,835 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 03:17:16,835 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:17:16,836 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1 Supporting invariants [] [2022-07-13 03:17:16,851 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 03:17:16,925 INFO L293 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:17:16,933 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 03:17:16,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:16,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:16,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:17:16,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:16,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:17:16,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:17,029 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 03:17:17,047 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-13 03:17:17,048 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:17,096 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.5) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 60 states and 79 transitions. Complement of second has 10 states. [2022-07-13 03:17:17,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-07-13 03:17:17,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:17,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 31 transitions. [2022-07-13 03:17:17,101 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 2 letters. Loop has 6 letters. [2022-07-13 03:17:17,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:17,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 8 letters. Loop has 6 letters. [2022-07-13 03:17:17,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:17,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 31 transitions. Stem has 2 letters. Loop has 12 letters. [2022-07-13 03:17:17,102 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:17,103 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 60 states and 79 transitions. [2022-07-13 03:17:17,105 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2022-07-13 03:17:17,107 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 60 states to 34 states and 50 transitions. [2022-07-13 03:17:17,107 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2022-07-13 03:17:17,108 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2022-07-13 03:17:17,108 INFO L73 IsDeterministic]: Start isDeterministic. Operand 34 states and 50 transitions. [2022-07-13 03:17:17,108 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:17:17,108 INFO L369 hiAutomatonCegarLoop]: Abstraction has 34 states and 50 transitions. [2022-07-13 03:17:17,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states and 50 transitions. [2022-07-13 03:17:17,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 31. [2022-07-13 03:17:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 31 states have (on average 1.4193548387096775) internal successors, (44), 30 states have internal predecessors, (44), 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 03:17:17,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 44 transitions. [2022-07-13 03:17:17,124 INFO L392 hiAutomatonCegarLoop]: Abstraction has 31 states and 44 transitions. [2022-07-13 03:17:17,124 INFO L374 stractBuchiCegarLoop]: Abstraction has 31 states and 44 transitions. [2022-07-13 03:17:17,124 INFO L287 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-07-13 03:17:17,124 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 31 states and 44 transitions. [2022-07-13 03:17:17,125 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2022-07-13 03:17:17,125 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:17:17,125 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:17:17,125 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-07-13 03:17:17,125 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:17:17,125 INFO L752 eck$LassoCheckResult]: Stem: 225#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 226#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~nondet12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~nondet16#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem8#1, main_#t~short9#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset; 241#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 244#L551-1 [2022-07-13 03:17:17,126 INFO L754 eck$LassoCheckResult]: Loop: 244#L551-1 assume !main_#t~short7#1; 238#L551-3 main_#t~short9#1 := main_#t~short7#1; 239#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 242#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 253#L552 assume 0 != main_#t~nondet10#1;havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem11#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1; 250#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 244#L551-1 [2022-07-13 03:17:17,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:17,126 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-07-13 03:17:17,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:17,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285556934] [2022-07-13 03:17:17,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:17,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:17,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:17,137 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:17,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:17,144 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:17,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:17,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1244514134, now seen corresponding path program 1 times [2022-07-13 03:17:17,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:17,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040772301] [2022-07-13 03:17:17,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:17,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:17,165 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 03:17:17,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 03:17:17,166 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040772301] [2022-07-13 03:17:17,166 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040772301] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 03:17:17,166 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 03:17:17,167 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 03:17:17,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950469660] [2022-07-13 03:17:17,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 03:17:17,168 INFO L769 eck$LassoCheckResult]: loop already infeasible [2022-07-13 03:17:17,169 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 03:17:17,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-13 03:17:17,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-13 03:17:17,171 INFO L87 Difference]: Start difference. First operand 31 states and 44 transitions. cyclomatic complexity: 16 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 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 03:17:17,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 03:17:17,186 INFO L93 Difference]: Finished difference Result 33 states and 37 transitions. [2022-07-13 03:17:17,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 03:17:17,186 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 37 transitions. [2022-07-13 03:17:17,187 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-07-13 03:17:17,187 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 21 states and 25 transitions. [2022-07-13 03:17:17,187 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-07-13 03:17:17,187 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-07-13 03:17:17,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 25 transitions. [2022-07-13 03:17:17,188 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:17:17,188 INFO L369 hiAutomatonCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-07-13 03:17:17,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 25 transitions. [2022-07-13 03:17:17,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2022-07-13 03:17:17,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 20 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 03:17:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 25 transitions. [2022-07-13 03:17:17,189 INFO L392 hiAutomatonCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-07-13 03:17:17,189 INFO L374 stractBuchiCegarLoop]: Abstraction has 21 states and 25 transitions. [2022-07-13 03:17:17,189 INFO L287 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-07-13 03:17:17,190 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 25 transitions. [2022-07-13 03:17:17,190 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2022-07-13 03:17:17,190 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:17:17,190 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:17:17,190 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:17:17,190 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:17:17,191 INFO L752 eck$LassoCheckResult]: Stem: 298#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 299#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~nondet12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~nondet16#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem8#1, main_#t~short9#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset; 313#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 307#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 309#L551-3 main_#t~short9#1 := main_#t~short7#1; 311#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 300#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 301#L552 assume !(0 != main_#t~nondet10#1);havoc main_#t~nondet10#1; 316#L554 [2022-07-13 03:17:17,191 INFO L754 eck$LassoCheckResult]: Loop: 316#L554 assume 0 != main_#t~nondet12#1;havoc main_#t~nondet12#1;call main_#t~mem13#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int(main_#t~mem13#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem13#1;call write~int(main_#t~nondet14#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet14#1; 304#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 305#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 318#L551-3 main_#t~short9#1 := main_#t~short7#1; 314#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 315#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 317#L552 assume !(0 != main_#t~nondet10#1);havoc main_#t~nondet10#1; 316#L554 [2022-07-13 03:17:17,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:17,191 INFO L85 PathProgramCache]: Analyzing trace with hash 177626382, now seen corresponding path program 1 times [2022-07-13 03:17:17,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:17,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756399857] [2022-07-13 03:17:17,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:17,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:17,207 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:17,219 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:17,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:17,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1175734219, now seen corresponding path program 1 times [2022-07-13 03:17:17,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:17,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192861834] [2022-07-13 03:17:17,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:17,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:17,229 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:17,235 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:17,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:17,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1517982238, now seen corresponding path program 1 times [2022-07-13 03:17:17,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:17,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171245883] [2022-07-13 03:17:17,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:17,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:17,280 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:17,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:17,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:17,891 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:17:17,891 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:17:17,891 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:17:17,891 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:17:17,891 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:17:17,891 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:17,891 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:17:17,891 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:17:17,891 INFO L133 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca.i_Iteration3_Lasso [2022-07-13 03:17:17,891 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:17:17,891 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:17:17,893 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 03:17:17,895 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 03:17:17,897 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 03:17:17,899 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 03:17:17,901 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 03:17:17,905 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 03:17:17,907 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 03:17:17,908 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 03:17:17,909 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 03:17:17,910 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 03:17:17,912 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 03:17:17,913 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 03:17:17,914 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 03:17:17,916 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 03:17:17,918 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 03:17:17,919 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 03:17:17,920 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 03:17:18,204 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 03:17:18,206 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 03:17:18,495 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:17:18,496 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:17:18,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,497 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 03:17:18,500 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 03:17:18,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:18,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,508 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,508 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,508 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,508 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,508 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,526 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 03:17:18,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,527 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 03:17:18,528 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 03:17:18,529 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2022-07-13 03:17:18,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,550 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,551 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 03:17:18,551 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 03:17:18,553 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:18,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,558 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,559 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:18,559 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:18,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,585 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 03:17:18,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,586 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 03:17:18,588 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 03:17:18,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:18,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,596 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,626 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 03:17:18,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,627 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 03:17:18,628 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 03:17:18,630 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:18,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:18,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-07-13 03:17:18,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,657 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 03:17:18,658 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 03:17:18,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:18,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,664 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 03:17:18,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,665 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:17:18,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,666 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,681 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 03:17:18,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,682 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 03:17:18,682 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 03:17:18,683 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,689 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,689 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,715 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-07-13 03:17:18,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,719 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 03:17:18,720 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 03:17:18,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,726 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,727 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,742 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 03:17:18,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,743 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 03:17:18,744 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 03:17:18,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,750 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,751 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,751 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,751 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,752 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:18,752 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:18,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,777 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-07-13 03:17:18,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,778 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 03:17:18,779 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 03:17:18,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,786 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,787 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,787 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,802 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,818 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:18,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,819 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 03:17:18,820 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 03:17:18,821 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,828 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,828 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,858 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 03:17:18,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,860 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 03:17:18,860 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 03:17:18,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,867 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,867 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,867 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,867 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,867 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,885 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 03:17:18,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,887 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 03:17:18,887 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 03:17:18,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,895 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:18,902 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:18,904 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:18,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,920 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 03:17:18,921 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 03:17:18,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,928 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,928 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,928 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,928 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,928 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,944 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 03:17:18,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,944 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,945 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 03:17:18,946 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 03:17:18,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:18,952 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,952 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,953 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,968 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-07-13 03:17:18,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,969 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 03:17:18,970 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 03:17:18,972 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:18,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:18,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:18,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:18,978 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:18,978 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:18,978 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:18,978 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:18,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:18,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:18,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:18,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:18,996 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 03:17:18,997 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 03:17:19,037 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:19,043 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:19,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:19,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:19,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:19,045 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:19,045 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:19,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:19,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-07-13 03:17:19,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:19,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:19,064 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 03:17:19,064 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 03:17:19,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:19,071 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:19,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:19,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:19,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:19,072 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:19,073 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:19,075 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:17:19,081 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2022-07-13 03:17:19,081 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 4 variables to zero. [2022-07-13 03:17:19,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:19,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:19,083 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 03:17:19,084 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 03:17:19,085 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:17:19,106 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:17:19,107 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:17:19,107 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_2) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_2 Supporting invariants [] [2022-07-13 03:17:19,144 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-07-13 03:17:19,191 INFO L293 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:17:19,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:19,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:17:19,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:19,259 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 94 [2022-07-13 03:17:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:19,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 12 conjunts are in the unsatisfiable core [2022-07-13 03:17:19,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:19,327 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:19,334 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 22 [2022-07-13 03:17:19,341 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-07-13 03:17:19,440 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 03:17:19,440 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 5 loop predicates [2022-07-13 03:17:19,440 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 21 states and 25 transitions. cyclomatic complexity: 6 Second operand has 7 states, 7 states have (on average 2.142857142857143) 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 03:17:19,527 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 21 states and 25 transitions. cyclomatic complexity: 6. Second operand has 7 states, 7 states have (on average 2.142857142857143) 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) Result 48 states and 58 transitions. Complement of second has 12 states. [2022-07-13 03:17:19,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 2 stem states 4 non-accepting loop states 1 accepting loop states [2022-07-13 03:17:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.142857142857143) 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 03:17:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 23 transitions. [2022-07-13 03:17:19,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 8 letters. Loop has 7 letters. [2022-07-13 03:17:19,528 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:19,528 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 15 letters. Loop has 7 letters. [2022-07-13 03:17:19,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:19,529 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 23 transitions. Stem has 8 letters. Loop has 14 letters. [2022-07-13 03:17:19,529 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:19,529 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 58 transitions. [2022-07-13 03:17:19,530 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2022-07-13 03:17:19,530 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 43 states and 52 transitions. [2022-07-13 03:17:19,530 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2022-07-13 03:17:19,530 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 25 [2022-07-13 03:17:19,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 52 transitions. [2022-07-13 03:17:19,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:17:19,530 INFO L369 hiAutomatonCegarLoop]: Abstraction has 43 states and 52 transitions. [2022-07-13 03:17:19,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 52 transitions. [2022-07-13 03:17:19,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 41. [2022-07-13 03:17:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.1951219512195121) internal successors, (49), 40 states have internal predecessors, (49), 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 03:17:19,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 49 transitions. [2022-07-13 03:17:19,532 INFO L392 hiAutomatonCegarLoop]: Abstraction has 41 states and 49 transitions. [2022-07-13 03:17:19,532 INFO L374 stractBuchiCegarLoop]: Abstraction has 41 states and 49 transitions. [2022-07-13 03:17:19,533 INFO L287 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-07-13 03:17:19,533 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 49 transitions. [2022-07-13 03:17:19,533 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2022-07-13 03:17:19,533 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:17:19,533 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:17:19,533 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 03:17:19,533 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:17:19,534 INFO L752 eck$LassoCheckResult]: Stem: 549#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 550#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~nondet12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~nondet16#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem8#1, main_#t~short9#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset; 563#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 577#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 582#L551-3 main_#t~short9#1 := main_#t~short7#1; 581#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 580#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 579#L552 assume !(0 != main_#t~nondet10#1);havoc main_#t~nondet10#1; 578#L554 assume !(0 != main_#t~nondet12#1);havoc main_#t~nondet12#1;call main_#t~mem15#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call write~int(main_#t~mem15#1 - 1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem15#1;call write~int(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1; 555#L554-2 [2022-07-13 03:17:19,534 INFO L754 eck$LassoCheckResult]: Loop: 555#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 556#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 559#L551-3 main_#t~short9#1 := main_#t~short7#1; 560#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 564#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 566#L552 assume 0 != main_#t~nondet10#1;havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem11#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1; 555#L554-2 [2022-07-13 03:17:19,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:19,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1211450581, now seen corresponding path program 1 times [2022-07-13 03:17:19,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:19,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211888234] [2022-07-13 03:17:19,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:19,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:19,558 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:19,570 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:19,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:19,572 INFO L85 PathProgramCache]: Analyzing trace with hash 1097577162, now seen corresponding path program 2 times [2022-07-13 03:17:19,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:19,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652755020] [2022-07-13 03:17:19,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:19,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:19,580 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:19,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:19,590 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:19,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:19,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1001977698, now seen corresponding path program 1 times [2022-07-13 03:17:19,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:19,591 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443137514] [2022-07-13 03:17:19,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:19,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:19,622 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:19,636 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:20,181 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:17:20,181 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:17:20,181 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:17:20,181 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:17:20,182 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:17:20,182 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:20,182 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:17:20,182 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:17:20,182 INFO L133 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca.i_Iteration4_Lasso [2022-07-13 03:17:20,182 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:17:20,182 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:17:20,183 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 03:17:20,189 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 03:17:20,190 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 03:17:20,191 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 03:17:20,193 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 03:17:20,194 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 03:17:20,196 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 03:17:20,197 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 03:17:20,198 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 03:17:20,200 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 03:17:20,201 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 03:17:20,203 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 03:17:20,494 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 03:17:20,501 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 03:17:20,504 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 03:17:20,505 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 03:17:20,506 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 03:17:20,507 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 03:17:20,510 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 03:17:20,511 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 03:17:20,793 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:17:20,794 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:17:20,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:20,794 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:20,795 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 03:17:20,796 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 03:17:20,797 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:20,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:20,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:20,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:20,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:20,806 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:20,806 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:20,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:20,824 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 03:17:20,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:20,824 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:20,825 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 03:17:20,826 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 03:17:20,826 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:20,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:20,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:20,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:20,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:20,833 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:20,833 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:20,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:20,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:20,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:20,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:20,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:20,865 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 03:17:20,866 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 03:17:20,867 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:20,872 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:20,872 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:20,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:20,872 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:20,872 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:20,873 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:20,873 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:20,873 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:20,888 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 03:17:20,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:20,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:20,889 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 03:17:20,890 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 03:17:20,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:20,896 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:20,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:20,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:20,897 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 03:17:20,897 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:20,897 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:17:20,897 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:20,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:20,917 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 03:17:20,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:20,918 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:20,919 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 03:17:20,920 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 03:17:20,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:20,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:20,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:20,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:20,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:20,928 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:20,928 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:20,941 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:20,956 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 03:17:20,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:20,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:20,957 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 03:17:20,958 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 03:17:20,959 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:20,965 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:20,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:20,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:20,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:20,965 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:20,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:20,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:20,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:20,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-07-13 03:17:20,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:20,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:20,991 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 03:17:20,991 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 03:17:20,992 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:20,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:20,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:20,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:20,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:20,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:20,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:20,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:21,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,028 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 03:17:21,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,029 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:21,030 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-07-13 03:17:21,031 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:21,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:21,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,037 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:21,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:21,039 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-07-13 03:17:21,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,055 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 03:17:21,057 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 03:17:21,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:21,063 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,063 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,064 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:21,064 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:21,067 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,082 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 03:17:21,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,082 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,083 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 03:17:21,084 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 03:17:21,085 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:21,090 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,090 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:21,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,090 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:21,090 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:21,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,106 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 03:17:21,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,107 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 03:17:21,108 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 03:17:21,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:21,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:21,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,115 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:21,115 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:21,116 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,130 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 03:17:21,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,132 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 03:17:21,132 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 03:17:21,134 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:21,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,141 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:21,141 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:21,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,171 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 03:17:21,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,173 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 03:17:21,174 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 03:17:21,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:21,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,183 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:21,183 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:21,185 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:21,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,201 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 03:17:21,202 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 03:17:21,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:21,208 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,208 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,208 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,208 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,214 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:21,214 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:21,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,244 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-07-13 03:17:21,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,246 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 03:17:21,246 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 03:17:21,247 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:21,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,253 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,256 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:21,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:21,268 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,283 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 03:17:21,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,284 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 03:17:21,285 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 03:17:21,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:21,293 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,293 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,293 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,293 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:21,299 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:21,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:21,327 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 03:17:21,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,328 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 03:17:21,328 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 03:17:21,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:21,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:21,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:21,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:21,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:21,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:21,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:21,340 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:17:21,344 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-07-13 03:17:21,344 INFO L444 ModelExtractionUtils]: 2 out of 7 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-07-13 03:17:21,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:21,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:21,346 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 03:17:21,346 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 03:17:21,348 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:17:21,353 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:17:21,354 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:17:21,354 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_3) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_3 Supporting invariants [] [2022-07-13 03:17:21,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:21,410 INFO L293 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:17:21,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:21,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:21,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:17:21,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:21,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:17:21,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:21,494 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 03:17:21,494 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-07-13 03:17:21,494 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 49 transitions. cyclomatic complexity: 12 Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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 03:17:21,515 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 49 transitions. cyclomatic complexity: 12. Second operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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) Result 55 states and 66 transitions. Complement of second has 7 states. [2022-07-13 03:17:21,516 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 03:17:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 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 03:17:21,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-07-13 03:17:21,516 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 9 letters. Loop has 6 letters. [2022-07-13 03:17:21,517 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:21,517 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 6 letters. [2022-07-13 03:17:21,517 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:21,517 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 9 letters. Loop has 12 letters. [2022-07-13 03:17:21,517 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:21,517 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 55 states and 66 transitions. [2022-07-13 03:17:21,531 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2022-07-13 03:17:21,532 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 55 states to 54 states and 65 transitions. [2022-07-13 03:17:21,532 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-07-13 03:17:21,532 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-07-13 03:17:21,532 INFO L73 IsDeterministic]: Start isDeterministic. Operand 54 states and 65 transitions. [2022-07-13 03:17:21,532 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:17:21,532 INFO L369 hiAutomatonCegarLoop]: Abstraction has 54 states and 65 transitions. [2022-07-13 03:17:21,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states and 65 transitions. [2022-07-13 03:17:21,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 53. [2022-07-13 03:17:21,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 53 states have (on average 1.1886792452830188) internal successors, (63), 52 states have internal predecessors, (63), 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 03:17:21,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 63 transitions. [2022-07-13 03:17:21,535 INFO L392 hiAutomatonCegarLoop]: Abstraction has 53 states and 63 transitions. [2022-07-13 03:17:21,535 INFO L374 stractBuchiCegarLoop]: Abstraction has 53 states and 63 transitions. [2022-07-13 03:17:21,535 INFO L287 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-07-13 03:17:21,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 53 states and 63 transitions. [2022-07-13 03:17:21,535 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 13 [2022-07-13 03:17:21,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:17:21,536 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:17:21,536 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 1, 1, 1, 1] [2022-07-13 03:17:21,536 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2022-07-13 03:17:21,536 INFO L752 eck$LassoCheckResult]: Stem: 811#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 812#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~nondet12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~nondet16#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem8#1, main_#t~short9#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset; 827#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 855#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 854#L551-3 main_#t~short9#1 := main_#t~short7#1; 848#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 846#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 842#L552 assume !(0 != main_#t~nondet10#1);havoc main_#t~nondet10#1; 843#L554 assume 0 != main_#t~nondet12#1;havoc main_#t~nondet12#1;call main_#t~mem13#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int(main_#t~mem13#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem13#1;call write~int(main_#t~nondet14#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet14#1; 832#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 823#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 824#L551-3 main_#t~short9#1 := main_#t~short7#1; 826#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 828#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 844#L552 [2022-07-13 03:17:21,536 INFO L754 eck$LassoCheckResult]: Loop: 844#L552 assume 0 != main_#t~nondet10#1;havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem11#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1; 845#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 853#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 851#L551-3 main_#t~short9#1 := main_#t~short7#1; 849#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 847#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 844#L552 [2022-07-13 03:17:21,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:21,536 INFO L85 PathProgramCache]: Analyzing trace with hash 48967168, now seen corresponding path program 2 times [2022-07-13 03:17:21,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:21,536 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297328951] [2022-07-13 03:17:21,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:21,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:21,546 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:21,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:21,554 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:21,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:21,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1695896472, now seen corresponding path program 3 times [2022-07-13 03:17:21,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:21,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181776963] [2022-07-13 03:17:21,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:21,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:21,559 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:21,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:21,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:21,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:21,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1971308119, now seen corresponding path program 1 times [2022-07-13 03:17:21,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:21,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478828009] [2022-07-13 03:17:21,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:21,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:21,591 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:21,602 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:21,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:22,281 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:17:22,281 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:17:22,281 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:17:22,281 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:17:22,281 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:17:22,281 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:22,281 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:17:22,281 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:17:22,281 INFO L133 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca.i_Iteration5_Lasso [2022-07-13 03:17:22,281 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:17:22,281 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:17:22,283 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 03:17:22,285 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 03:17:22,287 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 03:17:22,289 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 03:17:22,290 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 03:17:22,292 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 03:17:22,566 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 03:17:22,568 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 03:17:22,569 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 03:17:22,570 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 03:17:22,571 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 03:17:22,573 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 03:17:22,574 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 03:17:22,581 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 03:17:22,582 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 03:17:22,584 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 03:17:22,585 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 03:17:22,586 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 03:17:22,587 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 03:17:22,589 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 03:17:22,842 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:17:22,843 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:17:22,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:22,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:22,844 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 03:17:22,844 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 03:17:22,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:22,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:22,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:22,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:22,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:22,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:22,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:22,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:22,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:22,866 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 03:17:22,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:22,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:22,867 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 03:17:22,876 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 03:17:22,878 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:22,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:22,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:22,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:22,884 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:22,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:22,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:22,886 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:22,901 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 03:17:22,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:22,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:22,902 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 03:17:22,902 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 03:17:22,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:22,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:22,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:22,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:22,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:22,909 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:22,909 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:22,911 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:22,926 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 03:17:22,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:22,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:22,927 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 03:17:22,928 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 03:17:22,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:22,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:22,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:22,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:22,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:22,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:22,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:22,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:22,944 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:22,959 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 03:17:22,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:22,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:22,960 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 03:17:22,961 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 03:17:22,962 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:22,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:22,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:22,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:22,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:22,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:22,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:22,979 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:22,994 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 03:17:22,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:22,994 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:22,995 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 03:17:22,996 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 03:17:22,997 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:23,003 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,003 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,003 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,009 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,009 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,031 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,046 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:23,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,047 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-07-13 03:17:23,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:23,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,058 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,058 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,090 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-07-13 03:17:23,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,092 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-07-13 03:17:23,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:23,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,125 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-07-13 03:17:23,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,126 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-07-13 03:17:23,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:23,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,135 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,135 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,153 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-07-13 03:17:23,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,154 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-07-13 03:17:23,156 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:23,162 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,181 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-07-13 03:17:23,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,182 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-07-13 03:17:23,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:23,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,191 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,191 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,193 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,207 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-07-13 03:17:23,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,209 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,209 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-07-13 03:17:23,211 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:23,216 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,219 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,233 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:23,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,234 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,235 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-07-13 03:17:23,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:23,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,243 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,243 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:23,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,261 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-07-13 03:17:23,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:23,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,271 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:23,272 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:23,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:23,289 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-07-13 03:17:23,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,290 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-07-13 03:17:23,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:23,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:23,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:23,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:23,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:23,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:23,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:23,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:23,310 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:17:23,311 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-07-13 03:17:23,311 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-07-13 03:17:23,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:23,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:23,313 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:23,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-07-13 03:17:23,314 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:17:23,314 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-07-13 03:17:23,314 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:17:23,314 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_4) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_4 Supporting invariants [] [2022-07-13 03:17:23,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-07-13 03:17:23,378 INFO L293 tatePredicateManager]: 24 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:17:23,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:23,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:17:23,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:23,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:23,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:17:23,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:23,428 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-07-13 03:17:23,464 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 03:17:23,464 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-07-13 03:17:23,464 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 53 states and 63 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:23,487 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 53 states and 63 transitions. cyclomatic complexity: 15. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 74 states and 87 transitions. Complement of second has 9 states. [2022-07-13 03:17:23,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-07-13 03:17:23,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:23,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 16 transitions. [2022-07-13 03:17:23,488 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 14 letters. Loop has 6 letters. [2022-07-13 03:17:23,488 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:23,488 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:17:23,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:23,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:23,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:17:23,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:23,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:23,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:17:23,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:23,536 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-07-13 03:17:23,568 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 03:17:23,569 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 4 loop predicates [2022-07-13 03:17:23,569 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 53 states and 63 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:23,599 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 53 states and 63 transitions. cyclomatic complexity: 15. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 72 states and 83 transitions. Complement of second has 11 states. [2022-07-13 03:17:23,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-07-13 03:17:23,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:23,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 14 transitions. [2022-07-13 03:17:23,600 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 14 transitions. Stem has 14 letters. Loop has 6 letters. [2022-07-13 03:17:23,600 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:23,600 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:17:23,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:23,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:23,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 03:17:23,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:23,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 8 conjunts are in the unsatisfiable core [2022-07-13 03:17:23,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:23,665 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-07-13 03:17:23,701 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 03:17:23,702 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-07-13 03:17:23,702 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 53 states and 63 transitions. cyclomatic complexity: 15 Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:23,728 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 53 states and 63 transitions. cyclomatic complexity: 15. Second operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 118 states and 142 transitions. Complement of second has 10 states. [2022-07-13 03:17:23,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-07-13 03:17:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.2) internal successors, (16), 5 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 21 transitions. [2022-07-13 03:17:23,729 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 14 letters. Loop has 6 letters. [2022-07-13 03:17:23,729 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:23,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 20 letters. Loop has 6 letters. [2022-07-13 03:17:23,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:23,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 21 transitions. Stem has 14 letters. Loop has 12 letters. [2022-07-13 03:17:23,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:23,730 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 118 states and 142 transitions. [2022-07-13 03:17:23,732 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 16 [2022-07-13 03:17:23,732 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 118 states to 90 states and 103 transitions. [2022-07-13 03:17:23,732 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31 [2022-07-13 03:17:23,732 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2022-07-13 03:17:23,733 INFO L73 IsDeterministic]: Start isDeterministic. Operand 90 states and 103 transitions. [2022-07-13 03:17:23,733 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-07-13 03:17:23,733 INFO L369 hiAutomatonCegarLoop]: Abstraction has 90 states and 103 transitions. [2022-07-13 03:17:23,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states and 103 transitions. [2022-07-13 03:17:23,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 67. [2022-07-13 03:17:23,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 67 states have (on average 1.1940298507462686) internal successors, (80), 66 states have internal predecessors, (80), 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 03:17:23,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 80 transitions. [2022-07-13 03:17:23,735 INFO L392 hiAutomatonCegarLoop]: Abstraction has 67 states and 80 transitions. [2022-07-13 03:17:23,735 INFO L374 stractBuchiCegarLoop]: Abstraction has 67 states and 80 transitions. [2022-07-13 03:17:23,735 INFO L287 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-07-13 03:17:23,736 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 67 states and 80 transitions. [2022-07-13 03:17:23,736 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 16 [2022-07-13 03:17:23,736 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-07-13 03:17:23,736 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-07-13 03:17:23,736 INFO L179 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1] [2022-07-13 03:17:23,736 INFO L180 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 1, 1, 1] [2022-07-13 03:17:23,736 INFO L752 eck$LassoCheckResult]: Stem: 1465#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1466#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet10#1, main_#t~mem11#1, main_#t~nondet12#1, main_#t~mem13#1, main_#t~nondet14#1, main_#t~mem15#1, main_#t~nondet16#1, main_#t~mem5#1, main_#t~mem6#1, main_#t~short7#1, main_#t~mem8#1, main_#t~short9#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset; 1480#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 1498#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 1494#L551-3 main_#t~short9#1 := main_#t~short7#1; 1491#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 1489#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 1486#L552 assume !(0 != main_#t~nondet10#1);havoc main_#t~nondet10#1; 1487#L554 assume !(0 != main_#t~nondet12#1);havoc main_#t~nondet12#1;call main_#t~mem15#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call write~int(main_#t~mem15#1 - 1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem15#1;call write~int(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1; 1471#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 1472#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 1476#L551-3 main_#t~short9#1 := main_#t~short7#1; 1478#L551-4 [2022-07-13 03:17:23,736 INFO L754 eck$LassoCheckResult]: Loop: 1478#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 1467#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 1468#L552 assume !(0 != main_#t~nondet10#1);havoc main_#t~nondet10#1; 1481#L554 assume 0 != main_#t~nondet12#1;havoc main_#t~nondet12#1;call main_#t~mem13#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int(main_#t~mem13#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem13#1;call write~int(main_#t~nondet14#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~nondet14#1; 1504#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 1526#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 1525#L551-3 main_#t~short9#1 := main_#t~short7#1; 1524#L551-4 assume main_#t~short9#1;call main_#t~mem8#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short9#1 := main_#t~mem8#1 > 0; 1523#L551-6 assume !!main_#t~short9#1;havoc main_#t~mem5#1;havoc main_#t~mem6#1;havoc main_#t~short7#1;havoc main_#t~mem8#1;havoc main_#t~short9#1; 1522#L552 assume 0 != main_#t~nondet10#1;havoc main_#t~nondet10#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem11#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1; 1474#L554-2 call main_#t~mem5#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short7#1 := main_#t~mem5#1 > 0; 1475#L551-1 assume main_#t~short7#1;call main_#t~mem6#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short7#1 := main_#t~mem6#1 > 0; 1531#L551-3 main_#t~short9#1 := main_#t~short7#1; 1478#L551-4 [2022-07-13 03:17:23,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:23,737 INFO L85 PathProgramCache]: Analyzing trace with hash -285922666, now seen corresponding path program 2 times [2022-07-13 03:17:23,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:23,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201090164] [2022-07-13 03:17:23,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:23,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:23,748 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:23,754 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:23,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:23,755 INFO L85 PathProgramCache]: Analyzing trace with hash -1998556810, now seen corresponding path program 1 times [2022-07-13 03:17:23,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:23,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842143385] [2022-07-13 03:17:23,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:23,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:23,785 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:23,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:23,798 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:23,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:23,798 INFO L85 PathProgramCache]: Analyzing trace with hash 691396865, now seen corresponding path program 1 times [2022-07-13 03:17:23,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 03:17:23,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444336482] [2022-07-13 03:17:23,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 03:17:23,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 03:17:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:23,853 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-07-13 03:17:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-07-13 03:17:23,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:23,869 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-07-13 03:17:24,885 INFO L210 LassoAnalysis]: Preferences: [2022-07-13 03:17:24,885 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-07-13 03:17:24,885 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-07-13 03:17:24,885 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-07-13 03:17:24,885 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-07-13 03:17:24,885 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:24,885 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-07-13 03:17:24,885 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-07-13 03:17:24,885 INFO L133 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7b-alloca.i_Iteration6_Lasso [2022-07-13 03:17:24,885 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-07-13 03:17:24,885 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-07-13 03:17:24,887 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 03:17:24,889 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 03:17:24,891 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 03:17:24,892 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 03:17:24,894 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 03:17:24,895 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 03:17:24,896 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 03:17:24,897 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 03:17:24,900 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 03:17:24,901 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 03:17:24,903 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 03:17:24,904 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 03:17:25,266 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 03:17:25,268 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 03:17:25,269 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 03:17:25,271 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 03:17:25,273 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 03:17:25,274 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 03:17:25,600 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-07-13 03:17:25,600 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-07-13 03:17:25,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,601 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-07-13 03:17:25,603 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:25,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,609 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:25,609 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:25,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,625 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-07-13 03:17:25,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,626 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-07-13 03:17:25,628 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:25,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:25,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:25,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:25,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,651 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-07-13 03:17:25,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:25,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,659 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:25,659 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:25,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,686 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-07-13 03:17:25,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,686 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,687 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-07-13 03:17:25,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:25,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:25,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,695 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 03:17:25,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,695 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:17:25,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:25,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:25,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,722 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-07-13 03:17:25,724 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:25,729 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,730 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:25,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,730 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,730 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:25,730 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:25,731 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,745 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-07-13 03:17:25,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,746 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-07-13 03:17:25,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:25,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:25,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:25,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:25,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,773 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-07-13 03:17:25,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,775 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-07-13 03:17:25,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:25,782 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:25,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:25,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:25,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,797 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-07-13 03:17:25,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,798 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,799 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-07-13 03:17:25,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:25,805 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,805 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:25,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,805 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,806 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:25,806 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:25,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,821 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-07-13 03:17:25,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,822 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-07-13 03:17:25,824 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:25,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,829 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:25,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,829 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,829 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-07-13 03:17:25,829 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:25,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-07-13 03:17:25,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,858 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-07-13 03:17:25,860 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:25,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-07-13 03:17:25,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,865 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-07-13 03:17:25,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-07-13 03:17:25,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-07-13 03:17:25,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,881 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-07-13 03:17:25,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,881 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,882 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-07-13 03:17:25,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:25,889 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,889 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,890 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:25,890 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:25,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-07-13 03:17:25,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,908 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-07-13 03:17:25,909 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:25,915 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,915 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,915 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,915 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,916 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:25,916 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:25,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:25,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,936 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,938 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-07-13 03:17:25,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:25,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:25,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:25,948 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:25,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,964 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-07-13 03:17:25,966 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-07-13 03:17:25,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:25,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:25,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:25,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-07-13 03:17:25,990 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:25,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:25,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:25,991 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:25,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-07-13 03:17:25,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 03:17:25,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-07-13 03:17:25,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-07-13 03:17:25,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-07-13 03:17:25,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-07-13 03:17:26,001 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-07-13 03:17:26,001 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-07-13 03:17:26,005 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-07-13 03:17:26,011 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-07-13 03:17:26,011 INFO L444 ModelExtractionUtils]: 4 out of 10 variables were initially zero. Simplification set additionally 4 variables to zero. [2022-07-13 03:17:26,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-07-13 03:17:26,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 03:17:26,012 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-07-13 03:17:26,012 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-07-13 03:17:26,013 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-07-13 03:17:26,032 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-07-13 03:17:26,032 INFO L513 LassoAnalysis]: Proved termination. [2022-07-13 03:17:26,032 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_5) = 1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_5 Supporting invariants [] [2022-07-13 03:17:26,050 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:26,089 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-07-13 03:17:26,135 INFO L293 tatePredicateManager]: 22 out of 24 supporting invariants were superfluous and have been removed [2022-07-13 03:17:26,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:26,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 20 conjunts are in the unsatisfiable core [2022-07-13 03:17:26,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:26,191 INFO L356 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2022-07-13 03:17:26,191 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 27 [2022-07-13 03:17:26,237 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-07-13 03:17:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:26,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 21 conjunts are in the unsatisfiable core [2022-07-13 03:17:26,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:26,317 INFO L356 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2022-07-13 03:17:26,318 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 46 [2022-07-13 03:17:26,332 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-07-13 03:17:26,333 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 49 [2022-07-13 03:17:26,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-07-13 03:17:26,725 INFO L356 Elim1Store]: treesize reduction 44, result has 55.6 percent of original size [2022-07-13 03:17:26,726 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 77 treesize of output 99 [2022-07-13 03:17:44,462 WARN L233 SmtUtils]: Spent 17.36s on a formula simplification. DAG size of input: 67 DAG size of output: 42 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-07-13 03:17:48,486 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:17:48,486 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.3 stem predicates 8 loop predicates [2022-07-13 03:17:48,486 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 67 states and 80 transitions. cyclomatic complexity: 18 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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 03:17:48,524 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 67 states and 80 transitions. cyclomatic complexity: 18. Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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) Result 113 states and 133 transitions. Complement of second has 6 states. [2022-07-13 03:17:48,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2022-07-13 03:17:48,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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 03:17:48,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2022-07-13 03:17:48,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 12 letters. Loop has 13 letters. [2022-07-13 03:17:48,526 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:48,526 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:17:48,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:48,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-13 03:17:48,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:48,587 INFO L356 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2022-07-13 03:17:48,587 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 27 [2022-07-13 03:17:48,622 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-07-13 03:17:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:48,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 17 conjunts are in the unsatisfiable core [2022-07-13 03:17:48,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:48,689 INFO L356 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2022-07-13 03:17:48,690 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 46 [2022-07-13 03:17:48,700 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-07-13 03:17:48,701 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 49 [2022-07-13 03:17:48,709 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-07-13 03:17:48,751 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 16 [2022-07-13 03:17:48,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 03:17:48,798 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.3 stem predicates 4 loop predicates [2022-07-13 03:17:48,798 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 67 states and 80 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:48,889 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 67 states and 80 transitions. cyclomatic complexity: 18. Second operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 105 states and 124 transitions. Complement of second has 12 states. [2022-07-13 03:17:48,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 2 stem states 4 non-accepting loop states 1 accepting loop states [2022-07-13 03:17:48,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 3.0) internal successors, (24), 8 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 03:17:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 17 transitions. [2022-07-13 03:17:48,892 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 17 transitions. Stem has 12 letters. Loop has 13 letters. [2022-07-13 03:17:48,892 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:17:48,892 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:17:48,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:17:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:48,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-13 03:17:48,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:48,935 INFO L356 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2022-07-13 03:17:48,935 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 27 [2022-07-13 03:17:48,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-07-13 03:17:48,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:17:48,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 21 conjunts are in the unsatisfiable core [2022-07-13 03:17:48,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:17:49,035 INFO L356 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2022-07-13 03:17:49,035 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 46 [2022-07-13 03:17:49,044 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-07-13 03:17:49,044 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 49 [2022-07-13 03:17:49,049 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-07-13 03:17:49,442 INFO L356 Elim1Store]: treesize reduction 44, result has 55.6 percent of original size [2022-07-13 03:17:49,442 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 77 treesize of output 99 [2022-07-13 03:18:07,102 WARN L233 SmtUtils]: Spent 17.27s on a formula simplification. DAG size of input: 71 DAG size of output: 42 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-07-13 03:18:12,599 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:18:12,600 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.3 stem predicates 8 loop predicates [2022-07-13 03:18:12,600 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 67 states and 80 transitions. cyclomatic complexity: 18 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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 03:18:13,234 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 67 states and 80 transitions. cyclomatic complexity: 18. Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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) Result 197 states and 230 transitions. Complement of second has 12 states. [2022-07-13 03:18:13,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:18:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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 03:18:13,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2022-07-13 03:18:13,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 12 letters. Loop has 13 letters. [2022-07-13 03:18:13,236 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:18:13,236 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:18:13,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:18:13,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:18:13,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 20 conjunts are in the unsatisfiable core [2022-07-13 03:18:13,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:18:13,292 INFO L356 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2022-07-13 03:18:13,293 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 27 [2022-07-13 03:18:13,328 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-07-13 03:18:13,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:18:13,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-13 03:18:13,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:18:13,399 INFO L356 Elim1Store]: treesize reduction 16, result has 63.6 percent of original size [2022-07-13 03:18:13,399 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 49 [2022-07-13 03:18:13,413 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-07-13 03:18:13,413 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 40 [2022-07-13 03:18:13,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-07-13 03:18:14,057 INFO L356 Elim1Store]: treesize reduction 44, result has 55.6 percent of original size [2022-07-13 03:18:14,057 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 72 treesize of output 98 [2022-07-13 03:18:30,505 WARN L233 SmtUtils]: Spent 16.09s on a formula simplification. DAG size of input: 72 DAG size of output: 43 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-07-13 03:18:36,047 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:18:36,048 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and with honda bouncer for loop.3 stem predicates 8 loop predicates [2022-07-13 03:18:36,048 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 67 states and 80 transitions. cyclomatic complexity: 18 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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 03:18:36,955 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 67 states and 80 transitions. cyclomatic complexity: 18. Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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) Result 197 states and 230 transitions. Complement of second has 12 states. [2022-07-13 03:18:36,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-07-13 03:18:36,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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 03:18:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 25 transitions. [2022-07-13 03:18:36,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 25 transitions. Stem has 12 letters. Loop has 13 letters. [2022-07-13 03:18:36,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:18:36,956 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:18:36,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 03:18:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:18:36,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 18 conjunts are in the unsatisfiable core [2022-07-13 03:18:36,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:18:37,013 INFO L356 Elim1Store]: treesize reduction 44, result has 20.0 percent of original size [2022-07-13 03:18:37,013 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 27 [2022-07-13 03:18:37,050 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-07-13 03:18:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 03:18:37,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 22 conjunts are in the unsatisfiable core [2022-07-13 03:18:37,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 03:18:37,118 INFO L356 Elim1Store]: treesize reduction 18, result has 60.9 percent of original size [2022-07-13 03:18:37,119 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 46 [2022-07-13 03:18:37,130 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-07-13 03:18:37,130 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 49 [2022-07-13 03:18:37,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2022-07-13 03:18:37,526 INFO L356 Elim1Store]: treesize reduction 44, result has 55.6 percent of original size [2022-07-13 03:18:37,526 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 77 treesize of output 99 [2022-07-13 03:18:38,158 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 03:18:38,159 INFO L152 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemin loopwithout honda bouncer for stem and without honda bouncer for loop.3 stem predicates 8 loop predicates [2022-07-13 03:18:38,160 INFO L104 BuchiDifferenceFKV]: Start buchiDifferenceFKV. First operand 67 states and 80 transitions. cyclomatic complexity: 18 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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 03:18:38,301 INFO L108 BuchiDifferenceFKV]: Finished buchiDifferenceFKV. First operand 67 states and 80 transitions. cyclomatic complexity: 18 Second operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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) Result 836 states and 1157 transitions. Complement of second has 30 states 7 powerset states23 rank states. The highest rank that occured is 5 [2022-07-13 03:18:38,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 2 accepting loop states [2022-07-13 03:18:38,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 12 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 03:18:38,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 45 transitions. [2022-07-13 03:18:38,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 45 transitions. Stem has 12 letters. Loop has 13 letters. [2022-07-13 03:18:38,305 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-07-13 03:18:38,305 INFO L577 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-07-13 03:18:38,306 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: no settings was sufficient at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.refineBuchiAndReportRankingFunction(AbstractBuchiCegarLoop.java:401) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:358) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:363) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-13 03:18:38,311 INFO L158 Benchmark]: Toolchain (without parser) took 84396.74ms. Allocated memory was 90.2MB in the beginning and 211.8MB in the end (delta: 121.6MB). Free memory was 60.5MB in the beginning and 91.2MB in the end (delta: -30.6MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2022-07-13 03:18:38,311 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 03:18:38,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.08ms. Allocated memory is still 90.2MB. Free memory was 60.3MB in the beginning and 59.8MB in the end (delta: 569.8kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-13 03:18:38,312 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.27ms. Allocated memory is still 90.2MB. Free memory was 59.8MB in the beginning and 58.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:18:38,312 INFO L158 Benchmark]: Boogie Preprocessor took 12.62ms. Allocated memory is still 90.2MB. Free memory was 58.0MB in the beginning and 56.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 03:18:38,313 INFO L158 Benchmark]: RCFGBuilder took 259.58ms. Allocated memory is still 90.2MB. Free memory was 56.7MB in the beginning and 46.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-13 03:18:38,313 INFO L158 Benchmark]: BuchiAutomizer took 83841.54ms. Allocated memory was 90.2MB in the beginning and 211.8MB in the end (delta: 121.6MB). Free memory was 46.0MB in the beginning and 91.2MB in the end (delta: -45.2MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. [2022-07-13 03:18:38,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 90.2MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.08ms. Allocated memory is still 90.2MB. Free memory was 60.3MB in the beginning and 59.8MB in the end (delta: 569.8kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.27ms. Allocated memory is still 90.2MB. Free memory was 59.8MB in the beginning and 58.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 12.62ms. Allocated memory is still 90.2MB. Free memory was 58.0MB in the beginning and 56.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 259.58ms. Allocated memory is still 90.2MB. Free memory was 56.7MB in the beginning and 46.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 83841.54ms. Allocated memory was 90.2MB in the beginning and 211.8MB in the end (delta: 121.6MB). Free memory was 46.0MB in the beginning and 91.2MB in the end (delta: -45.2MB). Peak memory consumption was 77.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: no settings was sufficient de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: no settings was sufficient: de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.BuchiAutomatonCegarLoop.refineBuchi(BuchiAutomatonCegarLoop.java:325) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-13 03:18:38,533 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forcibly destroying the process [2022-07-13 03:18:38,556 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 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: no settings was sufficient