./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-nla/prodbin-both-nt.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 03d7b7b3 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -ea -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-nla/prodbin-both-nt.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f068646d80c2022d44e2b134c176ee0988cb69e373cb2079071229e809bcefb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-03d7b7b [2022-02-21 03:28:56,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-21 03:28:56,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-21 03:28:56,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-21 03:28:56,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-21 03:28:56,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-21 03:28:56,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-21 03:28:56,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-21 03:28:56,121 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-21 03:28:56,126 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-21 03:28:56,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-21 03:28:56,128 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-21 03:28:56,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-21 03:28:56,130 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-21 03:28:56,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-21 03:28:56,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-21 03:28:56,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-21 03:28:56,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-21 03:28:56,138 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-21 03:28:56,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-21 03:28:56,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-21 03:28:56,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-21 03:28:56,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-21 03:28:56,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-21 03:28:56,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-21 03:28:56,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-21 03:28:56,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-21 03:28:56,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-21 03:28:56,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-21 03:28:56,150 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-21 03:28:56,150 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-21 03:28:56,151 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-21 03:28:56,152 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-21 03:28:56,152 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-21 03:28:56,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-21 03:28:56,153 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-21 03:28:56,154 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-21 03:28:56,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-21 03:28:56,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-21 03:28:56,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-21 03:28:56,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-21 03:28:56,156 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-02-21 03:28:56,175 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-21 03:28:56,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-21 03:28:56,177 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-21 03:28:56,177 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-21 03:28:56,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-21 03:28:56,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-21 03:28:56,178 INFO L138 SettingsManager]: * Use SBE=true [2022-02-21 03:28:56,178 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-02-21 03:28:56,179 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-02-21 03:28:56,179 INFO L138 SettingsManager]: * Use old map elimination=false [2022-02-21 03:28:56,179 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-02-21 03:28:56,179 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-02-21 03:28:56,180 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-02-21 03:28:56,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-21 03:28:56,180 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-21 03:28:56,180 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-02-21 03:28:56,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-21 03:28:56,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-21 03:28:56,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-21 03:28:56,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-02-21 03:28:56,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-02-21 03:28:56,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-02-21 03:28:56,181 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-21 03:28:56,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-21 03:28:56,182 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-02-21 03:28:56,182 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-21 03:28:56,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-02-21 03:28:56,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-21 03:28:56,183 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-21 03:28:56,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-21 03:28:56,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-21 03:28:56,184 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-02-21 03:28:56,184 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f068646d80c2022d44e2b134c176ee0988cb69e373cb2079071229e809bcefb [2022-02-21 03:28:56,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-21 03:28:56,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-21 03:28:56,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-21 03:28:56,388 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-21 03:28:56,389 INFO L275 PluginConnector]: CDTParser initialized [2022-02-21 03:28:56,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-nla/prodbin-both-nt.c [2022-02-21 03:28:56,431 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a902aedb/a740907bf61343c993cfd0caf9b70aac/FLAGa3fb45d8f [2022-02-21 03:28:56,774 INFO L306 CDTParser]: Found 1 translation units. [2022-02-21 03:28:56,775 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-nla/prodbin-both-nt.c [2022-02-21 03:28:56,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a902aedb/a740907bf61343c993cfd0caf9b70aac/FLAGa3fb45d8f [2022-02-21 03:28:56,794 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a902aedb/a740907bf61343c993cfd0caf9b70aac [2022-02-21 03:28:56,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-21 03:28:56,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-02-21 03:28:56,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-21 03:28:56,799 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-21 03:28:56,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-21 03:28:56,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:56,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20481e94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56, skipping insertion in model container [2022-02-21 03:28:56,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:56,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-21 03:28:56,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-21 03:28:56,953 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:28:56,956 INFO L203 MainTranslator]: Completed pre-run [2022-02-21 03:28:56,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-21 03:28:56,979 INFO L208 MainTranslator]: Completed translation [2022-02-21 03:28:56,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56 WrapperNode [2022-02-21 03:28:56,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-21 03:28:56,984 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-21 03:28:56,984 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-21 03:28:56,985 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-21 03:28:56,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:56,992 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,012 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 30 [2022-02-21 03:28:57,013 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-21 03:28:57,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-21 03:28:57,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-21 03:28:57,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-21 03:28:57,018 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,018 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,019 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,019 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-21 03:28:57,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-21 03:28:57,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-21 03:28:57,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-21 03:28:57,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (1/1) ... [2022-02-21 03:28:57,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:57,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:57,060 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) [2022-02-21 03:28:57,077 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 [2022-02-21 03:28:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-21 03:28:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-21 03:28:57,119 INFO L234 CfgBuilder]: Building ICFG [2022-02-21 03:28:57,121 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-21 03:28:57,232 INFO L275 CfgBuilder]: Performing block encoding [2022-02-21 03:28:57,237 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-21 03:28:57,240 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-21 03:28:57,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:28:57 BoogieIcfgContainer [2022-02-21 03:28:57,241 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-21 03:28:57,242 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-02-21 03:28:57,242 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-02-21 03:28:57,245 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-02-21 03:28:57,246 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:28:57,246 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.02 03:28:56" (1/3) ... [2022-02-21 03:28:57,246 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b30fc7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:28:57, skipping insertion in model container [2022-02-21 03:28:57,247 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:28:57,247 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:28:56" (2/3) ... [2022-02-21 03:28:57,247 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1b30fc7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.02 03:28:57, skipping insertion in model container [2022-02-21 03:28:57,247 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-02-21 03:28:57,247 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:28:57" (3/3) ... [2022-02-21 03:28:57,248 INFO L388 chiAutomizerObserver]: Analyzing ICFG prodbin-both-nt.c [2022-02-21 03:28:57,300 INFO L359 BuchiCegarLoop]: Interprodecural is true [2022-02-21 03:28:57,301 INFO L360 BuchiCegarLoop]: Hoare is false [2022-02-21 03:28:57,301 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-02-21 03:28:57,301 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-02-21 03:28:57,301 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-02-21 03:28:57,301 INFO L364 BuchiCegarLoop]: Difference is false [2022-02-21 03:28:57,301 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-02-21 03:28:57,301 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2022-02-21 03:28:57,311 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) [2022-02-21 03:28:57,322 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:57,322 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:57,322 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:57,325 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-02-21 03:28:57,326 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-02-21 03:28:57,326 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2022-02-21 03:28:57,326 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) [2022-02-21 03:28:57,328 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:57,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:57,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:57,329 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-02-21 03:28:57,329 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-02-21 03:28:57,333 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 6#L28true assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 12#L36-2true [2022-02-21 03:28:57,334 INFO L793 eck$LassoCheckResult]: Loop: 12#L36-2true assume !false; 7#L38true assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 4#L41true assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 11#L41-2true main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 12#L36-2true [2022-02-21 03:28:57,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:57,337 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-02-21 03:28:57,343 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:28:57,344 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757236627] [2022-02-21 03:28:57,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:57,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:28:57,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:57,436 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:28:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:57,457 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:28:57,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:57,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1421130, now seen corresponding path program 1 times [2022-02-21 03:28:57,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:28:57,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319017083] [2022-02-21 03:28:57,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:57,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:28:57,474 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:28:57,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [976149210] [2022-02-21 03:28:57,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:57,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:28:57,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:57,488 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:28:57,489 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-02-21 03:28:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:57,522 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:28:57,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:57,530 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:28:57,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:57,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1807030893, now seen corresponding path program 1 times [2022-02-21 03:28:57,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:28:57,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210279165] [2022-02-21 03:28:57,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:57,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:28:57,538 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:28:57,538 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1343479243] [2022-02-21 03:28:57,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:57,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:28:57,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:57,540 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:28:57,541 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-21 03:28:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:57,563 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:28:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:57,572 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:28:57,721 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:28:57,722 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:28:57,722 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:28:57,722 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:28:57,722 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-02-21 03:28:57,723 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:57,723 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:28:57,723 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:28:57,723 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration1_Loop [2022-02-21 03:28:57,724 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:28:57,724 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:28:57,735 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:28:57,935 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:28:57,936 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-02-21 03:28:57,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:57,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:57,972 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) [2022-02-21 03:28:57,973 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 [2022-02-21 03:28:57,975 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:28:57,975 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:28:58,013 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 [2022-02-21 03:28:58,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:58,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:58,015 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) [2022-02-21 03:28:58,021 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 [2022-02-21 03:28:58,022 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-02-21 03:28:58,022 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:28:58,048 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-02-21 03:28:58,065 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 [2022-02-21 03:28:58,065 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:28:58,065 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:28:58,065 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:28:58,065 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:28:58,066 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:28:58,066 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:58,066 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:28:58,066 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:28:58,066 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration1_Loop [2022-02-21 03:28:58,066 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:28:58,066 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:28:58,067 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:28:58,225 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:28:58,228 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:28:58,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:58,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:58,230 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) [2022-02-21 03:28:58,231 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 [2022-02-21 03:28:58,232 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:28:58,238 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:28:58,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:28:58,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:28:58,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:28:58,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:28:58,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:28:58,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:28:58,255 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-02-21 03:28:58,259 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-02-21 03:28:58,259 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-02-21 03:28:58,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:58,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:58,262 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) [2022-02-21 03:28:58,264 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 [2022-02-21 03:28:58,264 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-02-21 03:28:58,264 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-02-21 03:28:58,265 INFO L513 LassoAnalysis]: Proved termination. [2022-02-21 03:28:58,265 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 4*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-02-21 03:28:58,280 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 [2022-02-21 03:28:58,292 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-02-21 03:28:58,296 INFO L390 LassoCheck]: Loop: "assume !false;" "assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1);" "assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1;" "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" [2022-02-21 03:28:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2022-02-21 03:28:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:28:58,339 INFO L290 TraceCheckUtils]: 0: Hoare triple {21#unseeded} assume { :begin_inline_ULTIMATE.init } true; {21#unseeded} is VALID [2022-02-21 03:28:58,340 INFO L290 TraceCheckUtils]: 1: Hoare triple {21#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; {21#unseeded} is VALID [2022-02-21 03:28:58,340 INFO L290 TraceCheckUtils]: 2: Hoare triple {21#unseeded} assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; {21#unseeded} is VALID [2022-02-21 03:28:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-21 03:28:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:28:58,411 INFO L290 TraceCheckUtils]: 0: Hoare triple {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} assume !false; {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} is VALID [2022-02-21 03:28:58,411 INFO L290 TraceCheckUtils]: 1: Hoare triple {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} is VALID [2022-02-21 03:28:58,412 INFO L290 TraceCheckUtils]: 2: Hoare triple {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; {51#(and (<= 1 (mod (+ |ULTIMATE.start_main_~y~0#1| 1) 2)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) 5) oldRank0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 1)))} is VALID [2022-02-21 03:28:58,413 INFO L290 TraceCheckUtils]: 3: Hoare triple {51#(and (<= 1 (mod (+ |ULTIMATE.start_main_~y~0#1| 1) 2)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) 5) oldRank0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 1)))} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {34#(or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))))} is VALID [2022-02-21 03:28:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:28:58,430 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,437 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:28:58,439 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,440 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,442 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-02-21 03:28:58,443 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,489 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 42 transitions. Complement of second has 6 states. [2022-02-21 03:28:58,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-02-21 03:28:58,489 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:28:58,490 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) [2022-02-21 03:28:58,491 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:58,491 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:58,491 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:58,491 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,492 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2022-02-21 03:28:58,492 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:58,492 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:58,492 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 35 states and 42 transitions. [2022-02-21 03:28:58,493 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:58,493 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:58,493 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:58,495 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) [2022-02-21 03:28:58,496 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:58,496 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:28:58,496 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,497 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 3 [2022-02-21 03:28:58,497 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2022-02-21 03:28:58,497 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 35 states and 42 transitions. cyclomatic complexity: 8 [2022-02-21 03:28:58,498 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:28:58,498 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,498 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,498 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,498 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,499 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,499 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,499 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:58,499 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,499 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:58,499 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,499 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:58,499 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,499 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 35 letters. Loop has 35 letters. [2022-02-21 03:28:58,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 35 letters. Loop has 35 letters. [2022-02-21 03:28:58,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 35 letters. Loop has 35 letters. [2022-02-21 03:28:58,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,501 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 11 letters. Loop has 11 letters. [2022-02-21 03:28:58,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,501 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 11 letters. Loop has 11 letters. [2022-02-21 03:28:58,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,501 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 11 letters. [2022-02-21 03:28:58,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,501 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,501 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 5 letters. Loop has 4 letters. [2022-02-21 03:28:58,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 4 letters. [2022-02-21 03:28:58,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,502 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 5 letters. Loop has 4 letters. [2022-02-21 03:28:58,502 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,503 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,503 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:58,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:58,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,504 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:58,504 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:28:58,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:28:58,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:28:58,508 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:58,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:58,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:58,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,510 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:58,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,510 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:58,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,510 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:58,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,510 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:58,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,511 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:58,511 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,511 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:58,511 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,511 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:28:58,511 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,511 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:28:58,511 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,511 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 35 states and 42 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:28:58,511 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,511 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:28:58,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 19 transitions. [2022-02-21 03:28:58,515 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 19 transitions. Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,515 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,515 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-02-21 03:28:58,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjunts are in the unsatisfiable core [2022-02-21 03:28:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:28:58,534 INFO L290 TraceCheckUtils]: 0: Hoare triple {21#unseeded} assume { :begin_inline_ULTIMATE.init } true; {21#unseeded} is VALID [2022-02-21 03:28:58,534 INFO L290 TraceCheckUtils]: 1: Hoare triple {21#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; {21#unseeded} is VALID [2022-02-21 03:28:58,535 INFO L290 TraceCheckUtils]: 2: Hoare triple {21#unseeded} assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; {21#unseeded} is VALID [2022-02-21 03:28:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-21 03:28:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:58,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:28:58,588 INFO L290 TraceCheckUtils]: 0: Hoare triple {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} assume !false; {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} is VALID [2022-02-21 03:28:58,588 INFO L290 TraceCheckUtils]: 1: Hoare triple {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} is VALID [2022-02-21 03:28:58,589 INFO L290 TraceCheckUtils]: 2: Hoare triple {24#(>= oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))} assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; {114#(and (<= 1 (mod (+ |ULTIMATE.start_main_~y~0#1| 1) 2)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) 5) oldRank0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 1)))} is VALID [2022-02-21 03:28:58,590 INFO L290 TraceCheckUtils]: 3: Hoare triple {114#(and (<= 1 (mod (+ |ULTIMATE.start_main_~y~0#1| 1) 2)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) 5) oldRank0) (<= 0 (+ |ULTIMATE.start_main_~y~0#1| 1)))} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {34#(or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (* 4 |ULTIMATE.start_main_~y~0#1|) 1))))} is VALID [2022-02-21 03:28:58,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:28:58,591 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,596 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:28:58,596 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,596 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,597 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-02-21 03:28:58,597 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,651 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 [2022-02-21 03:28:58,668 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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). Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 44 transitions. Complement of second has 8 states. [2022-02-21 03:28:58,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-02-21 03:28:58,668 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:28:58,669 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) [2022-02-21 03:28:58,669 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:58,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:58,669 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:58,670 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,670 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-02-21 03:28:58,670 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:58,670 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:58,671 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 36 states and 44 transitions. [2022-02-21 03:28:58,671 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:58,671 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:58,671 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:58,672 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) [2022-02-21 03:28:58,676 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:58,677 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:28:58,678 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,682 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-02-21 03:28:58,684 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 2 examples of accepted words. [2022-02-21 03:28:58,685 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 36 states and 44 transitions. cyclomatic complexity: 10 [2022-02-21 03:28:58,685 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:28:58,686 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,687 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,688 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 1 letters. Loop has 3 letters. [2022-02-21 03:28:58,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 3 letters. [2022-02-21 03:28:58,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 1 letters. Loop has 3 letters. [2022-02-21 03:28:58,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,690 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,690 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 36 letters. Loop has 36 letters. [2022-02-21 03:28:58,691 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,691 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 36 letters. Loop has 36 letters. [2022-02-21 03:28:58,691 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,691 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 36 letters. Loop has 36 letters. [2022-02-21 03:28:58,693 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,693 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 11 letters. Loop has 11 letters. [2022-02-21 03:28:58,693 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,694 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 11 letters. Loop has 11 letters. [2022-02-21 03:28:58,694 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,694 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 11 letters. Loop has 11 letters. [2022-02-21 03:28:58,695 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,695 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 5 letters. Loop has 5 letters. [2022-02-21 03:28:58,695 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,698 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 5 letters. [2022-02-21 03:28:58,699 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,699 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 5 letters. Loop has 5 letters. [2022-02-21 03:28:58,699 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,699 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 5 letters. Loop has 4 letters. [2022-02-21 03:28:58,699 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,699 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 5 letters. Loop has 4 letters. [2022-02-21 03:28:58,699 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 5 letters. Loop has 4 letters. [2022-02-21 03:28:58,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,701 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,702 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,702 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,702 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 4 letters. Loop has 4 letters. [2022-02-21 03:28:58,702 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,703 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:58,704 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,704 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:58,705 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,705 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:58,705 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,705 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:28:58,705 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,705 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:28:58,705 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,705 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 2 letters. Loop has 1 letters. [2022-02-21 03:28:58,706 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,706 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 1 letters. Loop has 3 letters. [2022-02-21 03:28:58,706 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,706 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 3 letters. [2022-02-21 03:28:58,706 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,706 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 1 letters. Loop has 3 letters. [2022-02-21 03:28:58,706 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,706 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:58,707 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,707 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:58,707 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,707 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:58,707 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:28:58,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:28:58,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,708 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:28:58,708 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,709 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,709 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 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) Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:58,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,710 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:58,710 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,711 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 36 states and 44 transitions. cyclomatic complexity: 10 Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:58,711 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,711 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:28:58,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2022-02-21 03:28:58,712 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 3 letters. Loop has 4 letters. [2022-02-21 03:28:58,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:58,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,713 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 3 letters. Loop has 8 letters. [2022-02-21 03:28:58,713 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:58,714 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 36 states and 44 transitions. cyclomatic complexity: 10 [2022-02-21 03:28:58,715 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:58,718 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 36 states to 15 states and 18 transitions. [2022-02-21 03:28:58,718 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2022-02-21 03:28:58,718 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2022-02-21 03:28:58,719 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 18 transitions. [2022-02-21 03:28:58,719 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-02-21 03:28:58,719 INFO L681 BuchiCegarLoop]: Abstraction has 15 states and 18 transitions. [2022-02-21 03:28:58,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states and 18 transitions. [2022-02-21 03:28:58,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2022-02-21 03:28:58,734 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:28:58,734 INFO L82 GeneralOperation]: Start isEquivalent. First operand 15 states and 18 transitions. Second operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,734 INFO L74 IsIncluded]: Start isIncluded. First operand 15 states and 18 transitions. Second operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,736 INFO L87 Difference]: Start difference. First operand 15 states and 18 transitions. Second operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,737 INFO L149 Difference]: Subtrahend was not deterministic. Recomputing result with determinization. [2022-02-21 03:28:58,738 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2022-02-21 03:28:58,738 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-02-21 03:28:58,739 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:28:58,739 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:28:58,739 INFO L74 IsIncluded]: Start isIncluded. First operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 15 states and 18 transitions. [2022-02-21 03:28:58,739 INFO L87 Difference]: Start difference. First operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 15 states and 18 transitions. [2022-02-21 03:28:58,739 INFO L149 Difference]: Subtrahend was not deterministic. Recomputing result with determinization. [2022-02-21 03:28:58,740 INFO L93 Difference]: Finished difference Result 15 states and 18 transitions. [2022-02-21 03:28:58,740 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-02-21 03:28:58,743 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:28:58,743 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:28:58,743 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:28:58,743 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:28:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2142857142857142) internal successors, (17), 13 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:58,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 17 transitions. [2022-02-21 03:28:58,752 INFO L704 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-02-21 03:28:58,753 INFO L587 BuchiCegarLoop]: Abstraction has 14 states and 17 transitions. [2022-02-21 03:28:58,753 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2022-02-21 03:28:58,753 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. [2022-02-21 03:28:58,754 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:58,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:58,754 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:58,754 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-02-21 03:28:58,754 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-02-21 03:28:58,755 INFO L791 eck$LassoCheckResult]: Stem: 169#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 170#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 171#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 172#L36-2 assume !false; 178#L38 assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 165#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 166#L41-2 [2022-02-21 03:28:58,755 INFO L793 eck$LassoCheckResult]: Loop: 166#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 176#L36-2 assume !false; 173#L38 assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 174#L41 assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 166#L41-2 [2022-02-21 03:28:58,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:58,755 INFO L85 PathProgramCache]: Analyzing trace with hash 889575313, now seen corresponding path program 1 times [2022-02-21 03:28:58,756 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:28:58,756 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912559460] [2022-02-21 03:28:58,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:58,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:28:58,762 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:28:58,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [999487735] [2022-02-21 03:28:58,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:58,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:28:58,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:58,764 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:28:58,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-21 03:28:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:58,781 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:28:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:58,788 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:28:58,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:58,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1773720, now seen corresponding path program 2 times [2022-02-21 03:28:58,789 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:28:58,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481142081] [2022-02-21 03:28:58,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:58,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:28:58,797 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:28:58,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [278099907] [2022-02-21 03:28:58,798 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-21 03:28:58,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:28:58,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:58,799 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:28:58,800 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-21 03:28:58,817 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-21 03:28:58,818 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-02-21 03:28:58,818 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:28:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:58,822 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:28:58,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:58,823 INFO L85 PathProgramCache]: Analyzing trace with hash 139108392, now seen corresponding path program 1 times [2022-02-21 03:28:58,823 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:28:58,823 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341625922] [2022-02-21 03:28:58,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:58,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:28:58,829 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:28:58,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1407024902] [2022-02-21 03:28:58,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:58,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:28:58,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:58,832 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:28:58,833 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-21 03:28:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:58,855 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:28:58,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:58,864 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:28:58,939 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:28:58,939 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:28:58,939 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:28:58,939 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:28:58,939 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-02-21 03:28:58,939 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:58,939 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:28:58,939 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:28:58,939 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration2_Loop [2022-02-21 03:28:58,939 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:28:58,939 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:28:58,940 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:28:59,068 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:28:59,068 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-02-21 03:28:59,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:59,069 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:59,070 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) [2022-02-21 03:28:59,071 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 [2022-02-21 03:28:59,073 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:28:59,073 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:28:59,103 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 [2022-02-21 03:28:59,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:59,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:59,105 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) [2022-02-21 03:28:59,105 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 [2022-02-21 03:28:59,106 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-02-21 03:28:59,107 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:28:59,121 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-02-21 03:28:59,135 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 [2022-02-21 03:28:59,136 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:28:59,136 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:28:59,136 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:28:59,136 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:28:59,136 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:28:59,136 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:59,136 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:28:59,136 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:28:59,136 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration2_Loop [2022-02-21 03:28:59,136 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:28:59,136 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:28:59,137 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:28:59,281 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:28:59,281 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:28:59,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:59,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:59,287 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) [2022-02-21 03:28:59,292 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 [2022-02-21 03:28:59,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:28:59,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:28:59,320 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:28:59,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:28:59,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:28:59,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:28:59,322 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:28:59,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:28:59,332 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-02-21 03:28:59,335 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-02-21 03:28:59,335 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-02-21 03:28:59,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:28:59,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:59,336 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) [2022-02-21 03:28:59,345 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-02-21 03:28:59,345 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-02-21 03:28:59,345 INFO L513 LassoAnalysis]: Proved termination. [2022-02-21 03:28:59,345 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-02-21 03:28:59,349 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 [2022-02-21 03:28:59,362 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 [2022-02-21 03:28:59,368 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-02-21 03:28:59,371 INFO L390 LassoCheck]: Loop: "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !false;" "assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1);" "assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1;" [2022-02-21 03:28:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:59,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:59,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjunts are in the unsatisfiable core [2022-02-21 03:28:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:59,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:28:59,402 INFO L290 TraceCheckUtils]: 0: Hoare triple {255#unseeded} assume { :begin_inline_ULTIMATE.init } true; {255#unseeded} is VALID [2022-02-21 03:28:59,402 INFO L290 TraceCheckUtils]: 1: Hoare triple {255#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; {255#unseeded} is VALID [2022-02-21 03:28:59,403 INFO L290 TraceCheckUtils]: 2: Hoare triple {255#unseeded} assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; {255#unseeded} is VALID [2022-02-21 03:28:59,403 INFO L290 TraceCheckUtils]: 3: Hoare triple {255#unseeded} assume !false; {255#unseeded} is VALID [2022-02-21 03:28:59,403 INFO L290 TraceCheckUtils]: 4: Hoare triple {255#unseeded} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {255#unseeded} is VALID [2022-02-21 03:28:59,404 INFO L290 TraceCheckUtils]: 5: Hoare triple {255#unseeded} assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); {255#unseeded} is VALID [2022-02-21 03:28:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:59,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-21 03:28:59,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:28:59,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:28:59,838 INFO L290 TraceCheckUtils]: 0: Hoare triple {258#(>= oldRank0 (+ (* 2 |ULTIMATE.start_main_~y~0#1|) 1))} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {288#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} is VALID [2022-02-21 03:28:59,839 INFO L290 TraceCheckUtils]: 1: Hoare triple {288#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} assume !false; {288#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} is VALID [2022-02-21 03:28:59,841 INFO L290 TraceCheckUtils]: 2: Hoare triple {288#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {288#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} is VALID [2022-02-21 03:28:59,842 INFO L290 TraceCheckUtils]: 3: Hoare triple {288#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; {268#(or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (* 2 |ULTIMATE.start_main_~y~0#1|) 1))))} is VALID [2022-02-21 03:28:59,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:28:59,843 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,851 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 10 edges. 10 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:28:59,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:59,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,852 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-02-21 03:28:59,852 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,895 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 29 transitions. Complement of second has 5 states. [2022-02-21 03:28:59,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-02-21 03:28:59,895 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:28:59,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 17 transitions. cyclomatic complexity: 5 [2022-02-21 03:28:59,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:59,896 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:59,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,896 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:28:59,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:59,896 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:59,896 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 29 transitions. [2022-02-21 03:28:59,897 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:59,897 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:59,897 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:59,897 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 14 states and 17 transitions. cyclomatic complexity: 5 [2022-02-21 03:28:59,897 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:28:59,897 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,898 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:28:59,898 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 1 examples of accepted words. [2022-02-21 03:28:59,898 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 24 states and 29 transitions. cyclomatic complexity: 8 [2022-02-21 03:28:59,898 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:28:59,898 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:59,899 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,899 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:59,899 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,899 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:59,899 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,899 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:59,899 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 24 letters. Loop has 24 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 24 letters. Loop has 24 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 24 letters. Loop has 24 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 14 letters. Loop has 14 letters. [2022-02-21 03:28:59,900 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,900 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 14 letters. Loop has 14 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 14 letters. Loop has 14 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 7 letters. Loop has 4 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,901 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:59,901 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:59,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:59,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:59,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 8 letters. Loop has 4 letters. [2022-02-21 03:28:59,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:59,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:59,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 9 letters. Loop has 4 letters. [2022-02-21 03:28:59,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,902 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:59,902 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,903 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:28:59,903 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:28:59,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:28:59,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 17 transitions. cyclomatic complexity: 5 Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:28:59,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:28:59,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,904 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 24 states and 29 transitions. cyclomatic complexity: 8 Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:28:59,904 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,904 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:28:59,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-02-21 03:28:59,905 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 6 letters. Loop has 4 letters. [2022-02-21 03:28:59,905 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,905 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:28:59,905 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,905 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 6 letters. Loop has 8 letters. [2022-02-21 03:28:59,905 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:28:59,905 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 29 transitions. cyclomatic complexity: 8 [2022-02-21 03:28:59,906 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:59,906 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 23 states and 28 transitions. [2022-02-21 03:28:59,907 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-02-21 03:28:59,907 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-02-21 03:28:59,907 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 28 transitions. [2022-02-21 03:28:59,907 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-02-21 03:28:59,907 INFO L681 BuchiCegarLoop]: Abstraction has 23 states and 28 transitions. [2022-02-21 03:28:59,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 28 transitions. [2022-02-21 03:28:59,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 22. [2022-02-21 03:28:59,908 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:28:59,908 INFO L82 GeneralOperation]: Start isEquivalent. First operand 23 states and 28 transitions. Second operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,908 INFO L74 IsIncluded]: Start isIncluded. First operand 23 states and 28 transitions. Second operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,908 INFO L87 Difference]: Start difference. First operand 23 states and 28 transitions. Second operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,908 INFO L149 Difference]: Subtrahend was not deterministic. Recomputing result with determinization. [2022-02-21 03:28:59,909 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2022-02-21 03:28:59,909 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2022-02-21 03:28:59,909 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:28:59,909 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:28:59,909 INFO L74 IsIncluded]: Start isIncluded. First operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 23 states and 28 transitions. [2022-02-21 03:28:59,910 INFO L87 Difference]: Start difference. First operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 23 states and 28 transitions. [2022-02-21 03:28:59,910 INFO L149 Difference]: Subtrahend was not deterministic. Recomputing result with determinization. [2022-02-21 03:28:59,911 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2022-02-21 03:28:59,911 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2022-02-21 03:28:59,911 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:28:59,911 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:28:59,911 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:28:59,911 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:28:59,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2272727272727273) internal successors, (27), 21 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:28:59,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2022-02-21 03:28:59,911 INFO L704 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2022-02-21 03:28:59,912 INFO L587 BuchiCegarLoop]: Abstraction has 22 states and 27 transitions. [2022-02-21 03:28:59,912 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2022-02-21 03:28:59,912 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. [2022-02-21 03:28:59,912 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:28:59,912 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:28:59,912 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:28:59,912 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1] [2022-02-21 03:28:59,912 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-02-21 03:28:59,912 INFO L791 eck$LassoCheckResult]: Stem: 333#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 334#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 335#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 336#L36-2 assume !false; 347#L38 assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 346#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 344#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 345#L36-2 assume !false; 350#L38 assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 329#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 330#L41-2 [2022-02-21 03:28:59,912 INFO L793 eck$LassoCheckResult]: Loop: 330#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 340#L36-2 assume !false; 337#L38 assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 338#L41 assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; 330#L41-2 [2022-02-21 03:28:59,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:59,913 INFO L85 PathProgramCache]: Analyzing trace with hash 139108394, now seen corresponding path program 1 times [2022-02-21 03:28:59,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:28:59,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233355378] [2022-02-21 03:28:59,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:59,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:28:59,920 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:28:59,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2076669064] [2022-02-21 03:28:59,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:59,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:28:59,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:59,922 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:28:59,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-02-21 03:28:59,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:59,947 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:28:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:28:59,952 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:28:59,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:28:59,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1773720, now seen corresponding path program 3 times [2022-02-21 03:28:59,952 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:28:59,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867920156] [2022-02-21 03:28:59,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:28:59,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:28:59,967 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:28:59,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1756819075] [2022-02-21 03:28:59,967 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-21 03:28:59,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:28:59,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:28:59,984 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:29:00,005 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-02-21 03:29:00,025 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-02-21 03:29:00,025 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-02-21 03:29:00,025 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:29:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:00,028 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:29:00,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:00,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1537772479, now seen corresponding path program 2 times [2022-02-21 03:29:00,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:29:00,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658890720] [2022-02-21 03:29:00,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:29:00,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:29:00,033 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:29:00,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [846839893] [2022-02-21 03:29:00,033 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-21 03:29:00,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:29:00,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:00,052 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:29:00,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-02-21 03:29:00,086 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-21 03:29:00,086 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-02-21 03:29:00,086 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:29:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:00,093 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:29:00,121 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 [2022-02-21 03:29:00,202 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:29:00,202 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:29:00,202 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:29:00,202 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:29:00,202 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-02-21 03:29:00,202 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:00,202 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:29:00,202 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:29:00,202 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration3_Loop [2022-02-21 03:29:00,202 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:29:00,202 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:29:00,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:00,322 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:29:00,322 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-02-21 03:29:00,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:00,323 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:00,324 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) [2022-02-21 03:29:00,325 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 [2022-02-21 03:29:00,372 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:29:00,373 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:00,397 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 [2022-02-21 03:29:00,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:00,398 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:00,398 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) [2022-02-21 03:29:00,399 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 [2022-02-21 03:29:00,401 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-02-21 03:29:00,401 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:00,422 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-02-21 03:29:00,443 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 [2022-02-21 03:29:00,444 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:29:00,444 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:29:00,444 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:29:00,444 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:29:00,444 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:29:00,444 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:00,444 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:29:00,444 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:29:00,444 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration3_Loop [2022-02-21 03:29:00,444 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:29:00,444 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:29:00,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:00,567 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:29:00,567 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:29:00,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:00,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:00,568 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) [2022-02-21 03:29:00,575 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:00,582 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:00,582 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:00,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:00,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:00,582 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:00,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:29:00,585 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:00,587 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 [2022-02-21 03:29:00,599 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-02-21 03:29:00,605 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-02-21 03:29:00,605 INFO L444 ModelExtractionUtils]: 4 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2022-02-21 03:29:00,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:00,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:00,607 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) [2022-02-21 03:29:00,608 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 [2022-02-21 03:29:00,608 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-02-21 03:29:00,608 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-02-21 03:29:00,608 INFO L513 LassoAnalysis]: Proved termination. [2022-02-21 03:29:00,609 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 2*ULTIMATE.start_main_~y~0#1 + 1 Supporting invariants [] [2022-02-21 03:29:00,638 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 [2022-02-21 03:29:00,643 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-02-21 03:29:00,646 INFO L390 LassoCheck]: Loop: "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !false;" "assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1);" "assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1;" [2022-02-21 03:29:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:00,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:00,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:00,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjunts are in the unsatisfiable core [2022-02-21 03:29:00,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:00,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:29:00,689 INFO L290 TraceCheckUtils]: 0: Hoare triple {453#unseeded} assume { :begin_inline_ULTIMATE.init } true; {453#unseeded} is VALID [2022-02-21 03:29:00,690 INFO L290 TraceCheckUtils]: 1: Hoare triple {453#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; {453#unseeded} is VALID [2022-02-21 03:29:00,690 INFO L290 TraceCheckUtils]: 2: Hoare triple {453#unseeded} assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; {453#unseeded} is VALID [2022-02-21 03:29:00,690 INFO L290 TraceCheckUtils]: 3: Hoare triple {453#unseeded} assume !false; {453#unseeded} is VALID [2022-02-21 03:29:00,691 INFO L290 TraceCheckUtils]: 4: Hoare triple {453#unseeded} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {453#unseeded} is VALID [2022-02-21 03:29:00,691 INFO L290 TraceCheckUtils]: 5: Hoare triple {453#unseeded} assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); {453#unseeded} is VALID [2022-02-21 03:29:00,691 INFO L290 TraceCheckUtils]: 6: Hoare triple {453#unseeded} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {453#unseeded} is VALID [2022-02-21 03:29:00,692 INFO L290 TraceCheckUtils]: 7: Hoare triple {453#unseeded} assume !false; {453#unseeded} is VALID [2022-02-21 03:29:00,693 INFO L290 TraceCheckUtils]: 8: Hoare triple {453#unseeded} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {453#unseeded} is VALID [2022-02-21 03:29:00,693 INFO L290 TraceCheckUtils]: 9: Hoare triple {453#unseeded} assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); {453#unseeded} is VALID [2022-02-21 03:29:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:00,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-21 03:29:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:00,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:29:01,044 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-02-21 03:29:01,172 INFO L290 TraceCheckUtils]: 0: Hoare triple {456#(>= oldRank0 (+ (* 2 |ULTIMATE.start_main_~y~0#1|) 1))} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {498#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} is VALID [2022-02-21 03:29:01,172 INFO L290 TraceCheckUtils]: 1: Hoare triple {498#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} assume !false; {498#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} is VALID [2022-02-21 03:29:01,173 INFO L290 TraceCheckUtils]: 2: Hoare triple {498#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {498#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} is VALID [2022-02-21 03:29:01,174 INFO L290 TraceCheckUtils]: 3: Hoare triple {498#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; {466#(or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (* 2 |ULTIMATE.start_main_~y~0#1|) 1))))} is VALID [2022-02-21 03:29:01,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:29:01,174 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,182 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:29:01,182 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,182 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,182 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-02-21 03:29:01,182 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,223 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 30 states and 37 transitions. Complement of second has 5 states. [2022-02-21 03:29:01,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-02-21 03:29:01,223 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:29:01,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. cyclomatic complexity: 8 [2022-02-21 03:29:01,223 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:01,223 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:01,223 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,224 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:29:01,224 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:01,224 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:01,224 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 37 transitions. [2022-02-21 03:29:01,224 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:29:01,224 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:01,225 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:01,225 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 22 states and 27 transitions. cyclomatic complexity: 8 [2022-02-21 03:29:01,225 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:29:01,225 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,226 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:29:01,226 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 1 examples of accepted words. [2022-02-21 03:29:01,226 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 30 states and 37 transitions. cyclomatic complexity: 10 [2022-02-21 03:29:01,226 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:29:01,226 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,227 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,227 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 30 letters. Loop has 30 letters. [2022-02-21 03:29:01,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,228 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 30 letters. Loop has 30 letters. [2022-02-21 03:29:01,228 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 30 letters. Loop has 30 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,229 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,229 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,230 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,230 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:29:01,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:29:01,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:29:01,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,231 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,231 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,232 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,232 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,233 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,233 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:29:01,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-02-21 03:29:01,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,247 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-02-21 03:29:01,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:01,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjunts are in the unsatisfiable core [2022-02-21 03:29:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:01,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:29:01,283 INFO L290 TraceCheckUtils]: 0: Hoare triple {453#unseeded} assume { :begin_inline_ULTIMATE.init } true; {453#unseeded} is VALID [2022-02-21 03:29:01,283 INFO L290 TraceCheckUtils]: 1: Hoare triple {453#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; {453#unseeded} is VALID [2022-02-21 03:29:01,284 INFO L290 TraceCheckUtils]: 2: Hoare triple {453#unseeded} assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; {453#unseeded} is VALID [2022-02-21 03:29:01,284 INFO L290 TraceCheckUtils]: 3: Hoare triple {453#unseeded} assume !false; {453#unseeded} is VALID [2022-02-21 03:29:01,284 INFO L290 TraceCheckUtils]: 4: Hoare triple {453#unseeded} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {453#unseeded} is VALID [2022-02-21 03:29:01,285 INFO L290 TraceCheckUtils]: 5: Hoare triple {453#unseeded} assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); {453#unseeded} is VALID [2022-02-21 03:29:01,285 INFO L290 TraceCheckUtils]: 6: Hoare triple {453#unseeded} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {453#unseeded} is VALID [2022-02-21 03:29:01,285 INFO L290 TraceCheckUtils]: 7: Hoare triple {453#unseeded} assume !false; {453#unseeded} is VALID [2022-02-21 03:29:01,285 INFO L290 TraceCheckUtils]: 8: Hoare triple {453#unseeded} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {453#unseeded} is VALID [2022-02-21 03:29:01,286 INFO L290 TraceCheckUtils]: 9: Hoare triple {453#unseeded} assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); {453#unseeded} is VALID [2022-02-21 03:29:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:01,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-21 03:29:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:01,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:29:01,773 INFO L290 TraceCheckUtils]: 0: Hoare triple {456#(>= oldRank0 (+ (* 2 |ULTIMATE.start_main_~y~0#1|) 1))} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {576#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} is VALID [2022-02-21 03:29:01,773 INFO L290 TraceCheckUtils]: 1: Hoare triple {576#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} assume !false; {576#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} is VALID [2022-02-21 03:29:01,777 INFO L290 TraceCheckUtils]: 2: Hoare triple {576#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {576#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} is VALID [2022-02-21 03:29:01,778 INFO L290 TraceCheckUtils]: 3: Hoare triple {576#(or (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)) (<= |ULTIMATE.start_main_~y~0#1| (div (+ (- 1) oldRank0) 4)))} assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; {466#(or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (* 2 |ULTIMATE.start_main_~y~0#1|) 1))))} is VALID [2022-02-21 03:29:01,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:29:01,778 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,787 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:29:01,787 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,787 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,788 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2022-02-21 03:29:01,788 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,831 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 30 states and 37 transitions. Complement of second has 5 states. [2022-02-21 03:29:01,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-02-21 03:29:01,831 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:29:01,831 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. cyclomatic complexity: 8 [2022-02-21 03:29:01,831 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:01,831 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:01,831 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,832 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:29:01,832 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:01,832 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:01,832 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 37 transitions. [2022-02-21 03:29:01,832 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-02-21 03:29:01,832 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:01,832 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:01,832 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 22 states and 27 transitions. cyclomatic complexity: 8 [2022-02-21 03:29:01,832 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:29:01,832 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,833 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:29:01,838 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 1 examples of accepted words. [2022-02-21 03:29:01,840 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 30 states and 37 transitions. cyclomatic complexity: 10 [2022-02-21 03:29:01,840 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:29:01,844 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,844 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,844 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,844 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,845 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,845 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,845 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,845 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,845 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,845 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,845 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,845 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,845 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,846 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,846 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,846 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 30 letters. Loop has 30 letters. [2022-02-21 03:29:01,846 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 30 letters. Loop has 30 letters. [2022-02-21 03:29:01,846 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,846 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 30 letters. Loop has 30 letters. [2022-02-21 03:29:01,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:01,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:01,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:01,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:01,847 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,847 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:01,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:01,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,848 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,849 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,849 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,849 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,849 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,849 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,849 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,849 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,849 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,849 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,850 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,850 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,850 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,850 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,851 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:01,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:01,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,852 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,852 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:01,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,853 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,853 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:01,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,854 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:29:01,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,854 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:29:01,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,854 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 30 states and 37 transitions. cyclomatic complexity: 10 Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:29:01,854 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,854 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:29:01,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:01,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 13 transitions. [2022-02-21 03:29:01,863 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 13 transitions. Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:01,863 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:01,863 INFO L634 RefineBuchi]: Bad chosen interpolant automaton: word not accepted [2022-02-21 03:29:01,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:01,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjunts are in the unsatisfiable core [2022-02-21 03:29:01,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:01,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:29:01,900 INFO L290 TraceCheckUtils]: 0: Hoare triple {453#unseeded} assume { :begin_inline_ULTIMATE.init } true; {453#unseeded} is VALID [2022-02-21 03:29:01,901 INFO L290 TraceCheckUtils]: 1: Hoare triple {453#unseeded} assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; {453#unseeded} is VALID [2022-02-21 03:29:01,901 INFO L290 TraceCheckUtils]: 2: Hoare triple {453#unseeded} assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; {453#unseeded} is VALID [2022-02-21 03:29:01,901 INFO L290 TraceCheckUtils]: 3: Hoare triple {453#unseeded} assume !false; {453#unseeded} is VALID [2022-02-21 03:29:01,902 INFO L290 TraceCheckUtils]: 4: Hoare triple {453#unseeded} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {453#unseeded} is VALID [2022-02-21 03:29:01,902 INFO L290 TraceCheckUtils]: 5: Hoare triple {453#unseeded} assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); {453#unseeded} is VALID [2022-02-21 03:29:01,902 INFO L290 TraceCheckUtils]: 6: Hoare triple {453#unseeded} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {453#unseeded} is VALID [2022-02-21 03:29:01,903 INFO L290 TraceCheckUtils]: 7: Hoare triple {453#unseeded} assume !false; {453#unseeded} is VALID [2022-02-21 03:29:01,903 INFO L290 TraceCheckUtils]: 8: Hoare triple {453#unseeded} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {453#unseeded} is VALID [2022-02-21 03:29:01,903 INFO L290 TraceCheckUtils]: 9: Hoare triple {453#unseeded} assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); {453#unseeded} is VALID [2022-02-21 03:29:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:01,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 5 conjunts are in the unsatisfiable core [2022-02-21 03:29:01,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-21 03:29:01,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-21 03:29:02,308 INFO L290 TraceCheckUtils]: 0: Hoare triple {456#(>= oldRank0 (+ (* 2 |ULTIMATE.start_main_~y~0#1|) 1))} main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); {654#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} is VALID [2022-02-21 03:29:02,309 INFO L290 TraceCheckUtils]: 1: Hoare triple {654#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} assume !false; {654#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} is VALID [2022-02-21 03:29:02,309 INFO L290 TraceCheckUtils]: 2: Hoare triple {654#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); {654#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} is VALID [2022-02-21 03:29:02,310 INFO L290 TraceCheckUtils]: 3: Hoare triple {654#(or (<= |ULTIMATE.start_main_~y~0#1| (div (div (+ (- 1) oldRank0) 2) 2)) (and (< |ULTIMATE.start_main_~y~0#1| (+ 2 (div (+ (- 1) (div (+ (- 1) oldRank0) 2)) 2))) (< |ULTIMATE.start_main_~y~0#1| 1)))} assume 1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2);main_~z~0#1 := main_~z~0#1 + main_~x~0#1;main_~y~0#1 := main_~y~0#1 - 1; {466#(or unseeded (and (>= oldRank0 0) (> oldRank0 (+ (* 2 |ULTIMATE.start_main_~y~0#1|) 1))))} is VALID [2022-02-21 03:29:02,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-21 03:29:02,311 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:02,318 INFO L122 InductivityCheck]: Floyd-Hoare automaton has 12 edges. 12 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2022-02-21 03:29:02,318 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,318 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,319 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 2 loop predicates [2022-02-21 03:29:02,319 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:02,361 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 27 transitions. cyclomatic complexity: 8. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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 33 states and 42 transitions. Complement of second has 6 states. [2022-02-21 03:29:02,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-02-21 03:29:02,361 INFO L123 tractBuchiDifference]: Start testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:29:02,361 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 27 transitions. cyclomatic complexity: 8 [2022-02-21 03:29:02,361 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:02,361 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:02,361 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:02,362 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:29:02,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:02,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:02,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 33 states and 42 transitions. [2022-02-21 03:29:02,362 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-02-21 03:29:02,362 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:02,362 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:02,363 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 22 states and 27 transitions. cyclomatic complexity: 8 [2022-02-21 03:29:02,363 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 4 examples of accepted words. [2022-02-21 03:29:02,363 INFO L70 LassoExtractor]: Start lassoExtractor. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:02,363 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-02-21 03:29:02,363 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 1 examples of accepted words. [2022-02-21 03:29:02,363 INFO L70 LassoExtractor]: Start lassoExtractor. Operand 33 states and 42 transitions. cyclomatic complexity: 12 [2022-02-21 03:29:02,363 INFO L86 LassoExtractor]: Finished lassoExtractor. Found 3 examples of accepted words. [2022-02-21 03:29:02,363 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,364 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,364 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:02,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,366 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:02,366 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:02,367 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,367 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,367 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,367 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,367 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 33 letters. Loop has 33 letters. [2022-02-21 03:29:02,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 33 letters. Loop has 33 letters. [2022-02-21 03:29:02,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 33 letters. Loop has 33 letters. [2022-02-21 03:29:02,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:02,368 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,368 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:02,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 22 letters. Loop has 22 letters. [2022-02-21 03:29:02,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:02,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:02,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 3 letters. Loop has 3 letters. [2022-02-21 03:29:02,369 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,369 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:02,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:02,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:02,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:02,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,370 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:02,370 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,371 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:02,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,371 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:02,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,371 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:02,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,371 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 11 letters. Loop has 4 letters. [2022-02-21 03:29:02,371 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,372 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,372 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,372 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,372 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,372 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,372 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,372 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:02,372 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,372 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:02,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 1 letters. Loop has 2 letters. [2022-02-21 03:29:02,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,373 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,373 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:02,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:02,374 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,374 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 12 letters. Loop has 4 letters. [2022-02-21 03:29:02,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 22 states and 27 transitions. cyclomatic complexity: 8 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:02,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:02,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,375 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 33 states and 42 transitions. cyclomatic complexity: 12 Stem has 13 letters. Loop has 4 letters. [2022-02-21 03:29:02,375 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,375 INFO L161 tractBuchiDifference]: Finished testing correctness of buchiDifferenceNCSBLazy3 [2022-02-21 03:29:02,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 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) [2022-02-21 03:29:02,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 14 transitions. [2022-02-21 03:29:02,376 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 10 letters. Loop has 4 letters. [2022-02-21 03:29:02,376 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,377 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 14 letters. Loop has 4 letters. [2022-02-21 03:29:02,377 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,377 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 14 transitions. Stem has 10 letters. Loop has 8 letters. [2022-02-21 03:29:02,377 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-02-21 03:29:02,377 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 42 transitions. cyclomatic complexity: 12 [2022-02-21 03:29:02,378 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-02-21 03:29:02,378 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 26 states and 32 transitions. [2022-02-21 03:29:02,379 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2022-02-21 03:29:02,379 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2022-02-21 03:29:02,379 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2022-02-21 03:29:02,379 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-02-21 03:29:02,379 INFO L681 BuchiCegarLoop]: Abstraction has 26 states and 32 transitions. [2022-02-21 03:29:02,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2022-02-21 03:29:02,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 16. [2022-02-21 03:29:02,380 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2022-02-21 03:29:02,380 INFO L82 GeneralOperation]: Start isEquivalent. First operand 26 states and 32 transitions. Second operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:29:02,380 INFO L74 IsIncluded]: Start isIncluded. First operand 26 states and 32 transitions. Second operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:29:02,380 INFO L87 Difference]: Start difference. First operand 26 states and 32 transitions. Second operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:29:02,381 INFO L149 Difference]: Subtrahend was not deterministic. Recomputing result with determinization. [2022-02-21 03:29:02,381 INFO L93 Difference]: Finished difference Result 26 states and 32 transitions. [2022-02-21 03:29:02,381 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2022-02-21 03:29:02,382 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:29:02,382 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:29:02,382 INFO L74 IsIncluded]: Start isIncluded. First operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 26 states and 32 transitions. [2022-02-21 03:29:02,382 INFO L87 Difference]: Start difference. First operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand 26 states and 32 transitions. [2022-02-21 03:29:02,382 INFO L149 Difference]: Subtrahend was not deterministic. Recomputing result with determinization. [2022-02-21 03:29:02,383 INFO L93 Difference]: Finished difference Result 26 states and 32 transitions. [2022-02-21 03:29:02,383 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2022-02-21 03:29:02,383 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-21 03:29:02,383 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2022-02-21 03:29:02,383 INFO L88 GeneralOperation]: Finished isEquivalent. [2022-02-21 03:29:02,384 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2022-02-21 03:29:02,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-21 03:29:02,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2022-02-21 03:29:02,384 INFO L704 BuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-02-21 03:29:02,384 INFO L587 BuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2022-02-21 03:29:02,384 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2022-02-21 03:29:02,384 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2022-02-21 03:29:02,385 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8 [2022-02-21 03:29:02,385 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-02-21 03:29:02,385 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-02-21 03:29:02,385 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-02-21 03:29:02,385 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-02-21 03:29:02,385 INFO L791 eck$LassoCheckResult]: Stem: 709#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 710#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 711#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 712#L36-2 assume !false; 713#L38 [2022-02-21 03:29:02,385 INFO L793 eck$LassoCheckResult]: Loop: 713#L38 assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 705#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 706#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 717#L36-2 assume !false; 713#L38 [2022-02-21 03:29:02,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:02,386 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2022-02-21 03:29:02,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:29:02,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133150665] [2022-02-21 03:29:02,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:29:02,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:29:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:02,389 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:29:02,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:02,391 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:29:02,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:02,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1575002, now seen corresponding path program 1 times [2022-02-21 03:29:02,392 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:29:02,392 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033844946] [2022-02-21 03:29:02,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:29:02,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:29:02,394 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:29:02,394 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1890716086] [2022-02-21 03:29:02,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:29:02,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:29:02,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:02,396 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:29:02,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-02-21 03:29:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:02,411 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:29:02,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:02,415 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:29:02,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:02,415 INFO L85 PathProgramCache]: Analyzing trace with hash 183384773, now seen corresponding path program 2 times [2022-02-21 03:29:02,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:29:02,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745048507] [2022-02-21 03:29:02,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:29:02,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:29:02,418 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:29:02,419 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2140685824] [2022-02-21 03:29:02,419 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-21 03:29:02,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:29:02,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:02,420 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:29:02,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-02-21 03:29:02,448 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-21 03:29:02,448 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-02-21 03:29:02,448 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:29:02,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:02,452 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:29:02,513 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:29:02,514 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:29:02,514 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:29:02,514 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:29:02,514 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-02-21 03:29:02,514 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:02,514 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:29:02,514 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:29:02,514 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration4_Lasso [2022-02-21 03:29:02,514 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:29:02,514 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:29:02,515 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:02,517 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:02,546 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:02,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:02,724 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:29:02,724 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-02-21 03:29:02,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:02,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:02,727 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) [2022-02-21 03:29:02,728 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 [2022-02-21 03:29:02,728 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:29:02,728 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:02,750 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-02-21 03:29:02,750 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-02-21 03:29:02,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:02,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:02,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:02,771 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) [2022-02-21 03:29:02,771 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 [2022-02-21 03:29:02,773 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:29:02,773 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:02,797 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:02,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:02,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:02,799 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) [2022-02-21 03:29:02,800 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 [2022-02-21 03:29:02,801 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-02-21 03:29:02,801 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:02,825 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-02-21 03:29:02,840 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 [2022-02-21 03:29:02,843 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:29:02,843 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:29:02,843 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:29:02,843 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:29:02,843 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:29:02,843 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:02,843 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:29:02,843 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:29:02,843 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration4_Lasso [2022-02-21 03:29:02,843 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:29:02,843 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:29:02,844 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:02,846 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:02,847 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:02,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:03,137 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:29:03,137 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:29:03,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,138 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) [2022-02-21 03:29:03,139 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 [2022-02-21 03:29:03,167 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:03,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:29:03,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,186 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:03,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,206 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) [2022-02-21 03:29:03,207 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 [2022-02-21 03:29:03,208 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,216 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:03,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:29:03,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,233 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 [2022-02-21 03:29:03,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,234 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) [2022-02-21 03:29:03,235 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 [2022-02-21 03:29:03,236 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 [2022-02-21 03:29:03,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,242 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:03,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:03,256 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-02-21 03:29:03,256 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-02-21 03:29:03,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,318 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:03,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,320 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) [2022-02-21 03:29:03,321 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 [2022-02-21 03:29:03,322 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,328 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,328 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:03,329 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:29:03,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,339 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-02-21 03:29:03,355 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-02-21 03:29:03,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,359 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) [2022-02-21 03:29:03,359 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 [2022-02-21 03:29:03,361 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,367 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:03,367 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:03,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,368 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-02-21 03:29:03,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,386 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) [2022-02-21 03:29:03,387 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 [2022-02-21 03:29:03,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,394 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:03,394 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:03,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,410 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-02-21 03:29:03,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,412 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) [2022-02-21 03:29:03,412 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 [2022-02-21 03:29:03,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,420 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:03,420 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:03,437 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-02-21 03:29:03,437 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-02-21 03:29:03,468 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,483 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-02-21 03:29:03,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,484 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,485 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) [2022-02-21 03:29:03,485 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 [2022-02-21 03:29:03,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,493 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:03,493 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:03,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,494 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,509 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 [2022-02-21 03:29:03,509 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-02-21 03:29:03,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,510 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) [2022-02-21 03:29:03,510 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 [2022-02-21 03:29:03,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,518 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:03,519 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:03,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,535 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 [2022-02-21 03:29:03,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,536 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) [2022-02-21 03:29:03,536 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 [2022-02-21 03:29:03,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,544 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:03,544 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:03,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-02-21 03:29:03,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,561 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) [2022-02-21 03:29:03,562 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 [2022-02-21 03:29:03,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,570 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:03,570 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:03,589 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-02-21 03:29:03,589 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-02-21 03:29:03,634 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,649 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 [2022-02-21 03:29:03,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,651 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) [2022-02-21 03:29:03,652 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 [2022-02-21 03:29:03,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,659 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,659 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,659 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,659 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:03,660 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:03,660 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,675 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 [2022-02-21 03:29:03,675 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-02-21 03:29:03,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,677 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) [2022-02-21 03:29:03,677 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 [2022-02-21 03:29:03,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,684 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,685 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:03,685 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:03,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,701 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-02-21 03:29:03,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,702 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,702 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) [2022-02-21 03:29:03,706 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 [2022-02-21 03:29:03,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,712 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,713 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:03,713 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:03,713 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,729 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 [2022-02-21 03:29:03,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,730 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) [2022-02-21 03:29:03,732 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 [2022-02-21 03:29:03,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,740 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,740 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:03,740 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:03,765 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-02-21 03:29:03,765 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-02-21 03:29:03,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,841 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 [2022-02-21 03:29:03,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,843 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) [2022-02-21 03:29:03,848 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:03,854 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,854 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,854 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:03,855 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:03,855 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,858 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 [2022-02-21 03:29:03,866 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:03,884 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-02-21 03:29:03,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,886 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) [2022-02-21 03:29:03,891 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 [2022-02-21 03:29:03,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:03,897 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:03,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,897 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:03,898 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:03,898 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,901 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 [2022-02-21 03:29:03,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:03,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,929 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) [2022-02-21 03:29:03,931 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:03,937 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:03,937 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:03,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:03,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:03,938 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:03,938 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:03,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:03,941 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 [2022-02-21 03:29:03,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:03,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:03,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:03,969 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:03,970 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) [2022-02-21 03:29:03,971 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 [2022-02-21 03:29:03,972 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 [2022-02-21 03:29:03,979 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:03,979 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:03,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:03,979 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:03,979 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:04,019 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-02-21 03:29:04,019 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-02-21 03:29:04,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:04,081 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:04,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:04,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:04,082 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) [2022-02-21 03:29:04,085 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 [2022-02-21 03:29:04,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:04,093 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:04,093 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:04,093 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:04,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:04,093 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:04,093 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:04,093 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:04,094 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:04,109 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:04,127 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:04,128 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-02-21 03:29:04,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:04,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:04,129 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) [2022-02-21 03:29:04,144 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:04,150 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:04,150 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:29:04,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:04,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:04,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:04,150 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:04,151 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:04,151 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:04,155 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 [2022-02-21 03:29:04,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:04,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:04,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:04,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:04,186 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) [2022-02-21 03:29:04,187 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 [2022-02-21 03:29:04,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:04,194 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:04,194 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:29:04,194 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:04,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:04,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:04,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:04,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:04,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:04,215 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:04,234 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:04,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:04,234 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:04,235 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) [2022-02-21 03:29:04,237 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 [2022-02-21 03:29:04,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:04,244 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:04,244 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:29:04,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:04,244 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:04,244 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:04,270 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-02-21 03:29:04,270 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-02-21 03:29:04,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:04,404 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-02-21 03:29:04,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:04,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:04,405 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) [2022-02-21 03:29:04,406 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 [2022-02-21 03:29:04,407 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:04,412 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:04,412 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:29:04,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:04,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:04,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:04,413 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:04,413 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:04,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:04,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:04,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:04,433 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-02-21 03:29:04,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:04,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:04,434 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) [2022-02-21 03:29:04,435 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 [2022-02-21 03:29:04,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:04,441 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:04,441 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:04,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:04,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:04,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:04,442 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:04,442 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:04,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:04,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:04,460 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 [2022-02-21 03:29:04,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:04,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:04,462 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) [2022-02-21 03:29:04,463 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 [2022-02-21 03:29:04,464 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:04,470 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:04,470 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:04,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:04,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:04,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:04,470 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:04,471 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:04,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:04,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:04,506 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 [2022-02-21 03:29:04,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:04,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:04,508 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) [2022-02-21 03:29:04,515 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 [2022-02-21 03:29:04,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:04,522 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:04,522 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:04,523 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:04,523 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:04,523 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:04,554 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-02-21 03:29:04,555 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-02-21 03:29:05,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,149 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:05,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,150 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) [2022-02-21 03:29:05,150 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 [2022-02-21 03:29:05,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,159 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,159 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:05,159 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:05,159 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,159 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:05,159 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:05,160 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:05,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:05,163 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,178 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 [2022-02-21 03:29:05,178 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-02-21 03:29:05,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,179 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) [2022-02-21 03:29:05,180 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 [2022-02-21 03:29:05,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,187 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,187 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:05,187 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:05,187 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:05,188 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:05,189 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:05,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:05,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:05,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,208 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) [2022-02-21 03:29:05,209 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 [2022-02-21 03:29:05,210 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,215 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,216 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:05,216 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:05,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:05,216 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:05,216 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:05,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:05,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,232 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 [2022-02-21 03:29:05,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,233 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,234 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) [2022-02-21 03:29:05,234 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 [2022-02-21 03:29:05,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,241 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,242 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:05,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,242 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:05,242 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:05,260 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-02-21 03:29:05,260 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-02-21 03:29:05,301 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-02-21 03:29:05,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,320 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) [2022-02-21 03:29:05,320 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 [2022-02-21 03:29:05,321 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,327 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:05,327 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:05,327 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,327 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:05,327 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:05,328 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:05,328 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:05,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,344 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-02-21 03:29:05,345 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-02-21 03:29:05,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,345 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,346 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) [2022-02-21 03:29:05,346 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 [2022-02-21 03:29:05,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,353 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:05,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:05,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:05,354 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:29:05,354 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:29:05,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:05,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,388 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:05,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,389 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) [2022-02-21 03:29:05,390 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 [2022-02-21 03:29:05,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,397 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,397 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:05,397 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:05,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:05,397 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:29:05,398 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:29:05,398 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:05,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,415 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 [2022-02-21 03:29:05,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,416 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) [2022-02-21 03:29:05,417 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 [2022-02-21 03:29:05,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,424 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,424 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:05,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,425 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:05,425 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:29:05,453 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-02-21 03:29:05,453 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-02-21 03:29:05,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,545 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 [2022-02-21 03:29:05,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,547 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) [2022-02-21 03:29:05,547 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 [2022-02-21 03:29:05,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:05,555 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:05,555 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:05,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:05,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:05,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:05,556 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:29:05,556 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:29:05,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:05,562 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:05,578 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:05,578 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-02-21 03:29:05,579 INFO L791 eck$LassoCheckResult]: Stem: 709#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 710#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 711#L28 assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0; 712#L36-2 assume !false; 713#L38 assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 705#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 706#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 717#L36-2 assume !false; 713#L38 [2022-02-21 03:29:05,579 INFO L793 eck$LassoCheckResult]: Loop: 713#L38 assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1); 705#L41 assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2)); 706#L41-2 main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2); 717#L36-2 assume !false; 713#L38 [2022-02-21 03:29:05,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:05,579 INFO L85 PathProgramCache]: Analyzing trace with hash 183384773, now seen corresponding path program 3 times [2022-02-21 03:29:05,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:29:05,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155735213] [2022-02-21 03:29:05,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:29:05,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:29:05,584 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:29:05,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1586989402] [2022-02-21 03:29:05,584 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-21 03:29:05,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:29:05,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,585 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:29:05,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2022-02-21 03:29:05,604 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-02-21 03:29:05,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-02-21 03:29:05,604 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:29:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:05,608 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:29:05,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:05,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1575002, now seen corresponding path program 2 times [2022-02-21 03:29:05,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:29:05,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040845141] [2022-02-21 03:29:05,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:29:05,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:29:05,615 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:29:05,616 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [218761005] [2022-02-21 03:29:05,616 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-21 03:29:05,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:29:05,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,619 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:29:05,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2022-02-21 03:29:05,633 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-02-21 03:29:05,633 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-02-21 03:29:05,633 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:29:05,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:05,637 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:29:05,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-21 03:29:05,637 INFO L85 PathProgramCache]: Analyzing trace with hash 539181342, now seen corresponding path program 4 times [2022-02-21 03:29:05,638 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-21 03:29:05,638 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070234215] [2022-02-21 03:29:05,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-21 03:29:05,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-21 03:29:05,643 ERROR L252 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-02-21 03:29:05,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1748621441] [2022-02-21 03:29:05,643 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-21 03:29:05,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-21 03:29:05,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:05,645 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-02-21 03:29:05,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2022-02-21 03:29:05,668 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-21 03:29:05,668 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-02-21 03:29:05,668 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-21 03:29:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-21 03:29:05,673 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-21 03:29:05,783 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:29:05,783 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:29:05,783 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:29:05,783 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:29:05,783 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-02-21 03:29:05,783 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:05,783 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:29:05,783 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:29:05,783 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration4_Lasso [2022-02-21 03:29:05,784 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:29:05,784 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:29:05,785 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:05,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:05,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:05,790 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:06,084 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:29:06,084 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-02-21 03:29:06,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,085 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) [2022-02-21 03:29:06,086 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 [2022-02-21 03:29:06,092 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:29:06,092 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:06,098 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-02-21 03:29:06,098 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-02-21 03:29:06,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:06,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,115 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) [2022-02-21 03:29:06,115 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 [2022-02-21 03:29:06,117 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:29:06,117 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:06,123 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-02-21 03:29:06,123 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-02-21 03:29:06,138 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 [2022-02-21 03:29:06,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,140 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) [2022-02-21 03:29:06,141 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 [2022-02-21 03:29:06,144 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:29:06,144 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:06,149 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-02-21 03:29:06,150 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-02-21 03:29:06,164 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 [2022-02-21 03:29:06,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,165 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) [2022-02-21 03:29:06,166 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 [2022-02-21 03:29:06,167 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-02-21 03:29:06,167 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:06,189 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 [2022-02-21 03:29:06,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,191 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) [2022-02-21 03:29:06,191 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 [2022-02-21 03:29:06,193 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-02-21 03:29:06,193 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-02-21 03:29:06,217 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-02-21 03:29:06,232 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 [2022-02-21 03:29:06,233 INFO L210 LassoAnalysis]: Preferences: [2022-02-21 03:29:06,233 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-02-21 03:29:06,233 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-02-21 03:29:06,233 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-02-21 03:29:06,233 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-02-21 03:29:06,233 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,233 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-02-21 03:29:06,233 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-02-21 03:29:06,233 INFO L133 ssoRankerPreferences]: Filename of dumped script: prodbin-both-nt.c_Iteration4_Lasso [2022-02-21 03:29:06,233 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-02-21 03:29:06,233 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-02-21 03:29:06,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:06,241 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:06,243 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:06,244 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-02-21 03:29:06,567 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-02-21 03:29:06,567 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-02-21 03:29:06,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,568 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) [2022-02-21 03:29:06,569 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 [2022-02-21 03:29:06,571 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,576 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:06,577 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:29:06,577 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,592 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,607 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 [2022-02-21 03:29:06,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,609 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) [2022-02-21 03:29:06,609 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 [2022-02-21 03:29:06,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:06,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:29:06,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,653 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 [2022-02-21 03:29:06,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,655 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) [2022-02-21 03:29:06,655 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 [2022-02-21 03:29:06,657 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,662 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:06,662 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-02-21 03:29:06,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,678 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-02-21 03:29:06,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,679 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) [2022-02-21 03:29:06,680 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 [2022-02-21 03:29:06,681 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,686 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:06,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-02-21 03:29:06,695 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-02-21 03:29:06,695 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-02-21 03:29:06,715 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,730 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 [2022-02-21 03:29:06,731 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-02-21 03:29:06,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,731 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,732 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) [2022-02-21 03:29:06,732 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 [2022-02-21 03:29:06,734 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,739 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,739 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:06,739 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:06,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-02-21 03:29:06,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,756 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) [2022-02-21 03:29:06,757 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 [2022-02-21 03:29:06,758 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,764 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:06,764 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:06,764 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:06,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,781 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) [2022-02-21 03:29:06,782 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 [2022-02-21 03:29:06,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,788 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:06,788 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:06,788 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-02-21 03:29:06,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,805 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) [2022-02-21 03:29:06,806 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 [2022-02-21 03:29:06,807 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,813 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:06,813 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:06,826 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-02-21 03:29:06,826 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-02-21 03:29:06,858 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:06,874 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-02-21 03:29:06,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,875 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) [2022-02-21 03:29:06,876 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 [2022-02-21 03:29:06,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,883 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:06,883 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:06,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,898 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 [2022-02-21 03:29:06,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,899 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,900 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) [2022-02-21 03:29:06,900 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 [2022-02-21 03:29:06,902 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,907 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,907 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,907 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:06,908 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:06,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,924 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 [2022-02-21 03:29:06,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,926 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) [2022-02-21 03:29:06,926 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 [2022-02-21 03:29:06,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:06,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:06,933 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:06,934 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:06,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:06,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:06,949 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 [2022-02-21 03:29:06,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:06,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:06,951 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) [2022-02-21 03:29:06,951 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 [2022-02-21 03:29:06,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:06,959 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:06,959 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:06,959 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:06,959 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:06,977 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-02-21 03:29:06,977 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-02-21 03:29:07,021 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,036 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:07,037 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-02-21 03:29:07,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,038 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) [2022-02-21 03:29:07,038 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 [2022-02-21 03:29:07,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:07,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,046 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:07,046 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:07,046 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:07,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,064 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) [2022-02-21 03:29:07,064 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 [2022-02-21 03:29:07,066 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,072 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:07,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,072 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,072 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,072 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:07,072 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:07,072 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,088 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 [2022-02-21 03:29:07,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,089 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) [2022-02-21 03:29:07,089 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 [2022-02-21 03:29:07,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:07,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,096 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:07,097 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:07,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,112 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-02-21 03:29:07,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,115 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,116 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) [2022-02-21 03:29:07,117 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 [2022-02-21 03:29:07,118 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,124 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-02-21 03:29:07,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,124 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:07,124 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:07,147 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-02-21 03:29:07,147 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-02-21 03:29:07,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-02-21 03:29:07,224 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-02-21 03:29:07,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,225 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) [2022-02-21 03:29:07,226 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 [2022-02-21 03:29:07,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,232 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,232 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:07,232 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,233 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:07,233 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:07,233 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,253 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-02-21 03:29:07,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,255 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) [2022-02-21 03:29:07,255 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 [2022-02-21 03:29:07,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,261 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,262 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:07,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,262 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:07,262 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:07,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-02-21 03:29:07,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,280 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) [2022-02-21 03:29:07,280 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 [2022-02-21 03:29:07,281 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,286 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,286 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:07,287 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,287 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:07,287 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-02-21 03:29:07,287 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,288 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,303 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 [2022-02-21 03:29:07,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,305 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-02-21 03:29:07,306 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,312 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,312 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:07,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,312 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:07,312 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-02-21 03:29:07,326 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-02-21 03:29:07,326 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-02-21 03:29:07,366 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,382 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-02-21 03:29:07,382 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-02-21 03:29:07,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,383 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-02-21 03:29:07,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,390 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,390 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:29:07,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,391 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:07,391 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:07,391 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-02-21 03:29:07,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,409 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,409 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-02-21 03:29:07,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,416 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:29:07,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,416 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:07,417 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:07,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,433 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:07,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,435 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-02-21 03:29:07,437 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,442 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,442 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:29:07,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,443 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,443 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:07,443 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:07,443 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-02-21 03:29:07,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,468 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-02-21 03:29:07,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,476 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,477 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-02-21 03:29:07,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,477 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:07,477 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:07,501 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-02-21 03:29:07,501 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-02-21 03:29:07,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,648 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:07,648 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-02-21 03:29:07,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,649 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-02-21 03:29:07,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,658 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,658 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:07,658 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,658 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,658 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:07,659 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:07,659 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,697 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:07,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,698 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,699 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-02-21 03:29:07,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,706 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,706 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:07,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,707 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,707 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:07,707 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:07,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,739 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:07,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,741 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-02-21 03:29:07,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,749 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,749 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:07,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:07,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:07,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:07,750 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-02-21 03:29:07,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:07,766 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:07,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:07,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:07,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:07,783 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:07,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-02-21 03:29:07,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:07,791 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:07,791 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:07,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:07,791 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:07,791 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-02-21 03:29:07,823 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-02-21 03:29:07,823 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-02-21 03:29:08,113 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,131 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2022-02-21 03:29:08,131 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-02-21 03:29:08,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:08,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:08,132 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:08,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-02-21 03:29:08,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:08,140 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:08,140 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:08,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:08,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:08,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:08,140 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:08,140 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:08,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:08,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-02-21 03:29:08,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:08,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:08,159 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:08,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-02-21 03:29:08,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:08,166 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:08,166 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:08,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:08,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:08,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:08,167 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:08,167 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:08,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:08,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-02-21 03:29:08,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:08,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:08,187 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:08,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-02-21 03:29:08,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:08,195 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:08,195 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:08,195 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:08,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:08,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:08,195 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:08,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-02-21 03:29:08,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:08,197 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,212 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-02-21 03:29:08,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:08,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:08,213 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:08,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-02-21 03:29:08,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:08,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:08,222 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-02-21 03:29:08,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:08,222 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:08,222 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-02-21 03:29:08,241 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-02-21 03:29:08,241 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-02-21 03:29:08,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,304 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0 [2022-02-21 03:29:08,304 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-02-21 03:29:08,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:08,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:08,305 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:08,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-02-21 03:29:08,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:08,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:08,314 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:08,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:08,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:08,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:08,314 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:29:08,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:29:08,315 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:08,316 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,333 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-02-21 03:29:08,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:08,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:08,334 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:08,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-02-21 03:29:08,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:08,342 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:08,342 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:08,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:08,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:08,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:08,343 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:29:08,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:29:08,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:08,345 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Ended with exit code 0 [2022-02-21 03:29:08,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:08,361 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:08,362 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:08,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-02-21 03:29:08,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:08,370 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:08,370 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:08,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-02-21 03:29:08,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:08,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-02-21 03:29:08,370 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:29:08,371 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-02-21 03:29:08,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-02-21 03:29:08,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,388 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-02-21 03:29:08,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-02-21 03:29:08,389 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-21 03:29:08,391 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-02-21 03:29:08,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-02-21 03:29:08,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-02-21 03:29:08,399 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-02-21 03:29:08,400 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-02-21 03:29:08,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-02-21 03:29:08,400 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-02-21 03:29:08,400 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-02-21 03:29:08,430 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-02-21 03:29:08,430 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-02-21 03:29:08,560 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-02-21 03:29:08,577 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-02-21 03:29:08,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.02 03:29:08 BoogieIcfgContainer [2022-02-21 03:29:08,582 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-02-21 03:29:08,583 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-02-21 03:29:08,583 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-02-21 03:29:08,583 INFO L275 PluginConnector]: Witness Printer initialized [2022-02-21 03:29:08,583 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:28:57" (3/4) ... [2022-02-21 03:29:08,585 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-02-21 03:29:08,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-02-21 03:29:08,586 INFO L158 Benchmark]: Toolchain (without parser) took 11788.39ms. Allocated memory was 98.6MB in the beginning and 195.0MB in the end (delta: 96.5MB). Free memory was 68.0MB in the beginning and 150.3MB in the end (delta: -82.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2022-02-21 03:29:08,586 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:29:08,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 184.77ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 68.0MB in the beginning and 110.9MB in the end (delta: -42.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-21 03:29:08,587 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.65ms. Allocated memory is still 134.2MB. Free memory was 110.9MB in the beginning and 109.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-02-21 03:29:08,587 INFO L158 Benchmark]: Boogie Preprocessor took 21.86ms. Allocated memory is still 134.2MB. Free memory was 109.4MB in the beginning and 108.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:29:08,590 INFO L158 Benchmark]: RCFGBuilder took 205.96ms. Allocated memory is still 134.2MB. Free memory was 108.1MB in the beginning and 99.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-02-21 03:29:08,591 INFO L158 Benchmark]: BuchiAutomizer took 11339.90ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 98.9MB in the beginning and 150.3MB in the end (delta: -51.4MB). Peak memory consumption was 109.6MB. Max. memory is 16.1GB. [2022-02-21 03:29:08,591 INFO L158 Benchmark]: Witness Printer took 2.59ms. Allocated memory is still 195.0MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-02-21 03:29:08,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory was 52.5MB in the beginning and 52.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 184.77ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 68.0MB in the beginning and 110.9MB in the end (delta: -42.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.65ms. Allocated memory is still 134.2MB. Free memory was 110.9MB in the beginning and 109.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.86ms. Allocated memory is still 134.2MB. Free memory was 109.4MB in the beginning and 108.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 205.96ms. Allocated memory is still 134.2MB. Free memory was 108.1MB in the beginning and 99.5MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 11339.90ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 98.9MB in the beginning and 150.3MB in the end (delta: -51.4MB). Peak memory consumption was 109.6MB. Max. memory is 16.1GB. * Witness Printer took 2.59ms. Allocated memory is still 195.0MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (0 trivial, 2 deterministic, 1 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function 4 * y + 1 and consists of 5 locations. One deterministic module has affine ranking function 2 * y + 1 and consists of 3 locations. One nondeterministic module has affine ranking function 2 * y + 1 and consists of 3 locations. The remainder module has 16 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.3s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 8.5s. Construction of modules took 0.1s. Büchi inclusion checks took 2.5s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 12 StatesRemovedByMinimization, 3 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 22 states and ocurred in iteration 2. Nontrivial modules had stage [1, 1, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 73 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 73 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 72 IncrementalHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 56 mSDtfsCounter, 72 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT3 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital48 mio100 ax100 hnf100 lsp104 ukn96 mio100 lsp100 div289 bol100 ite100 ukn100 eq143 hnf96 smp53 dnf158 smp84 tf101 neg99 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 171ms VariablesStem: 7 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 4 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~z~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !(main_~b~0#1 < 1);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~z~0#1 := 0;" "assume !false;" "assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1);" "assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));" "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !false;" Loop: "assume !!(main_~z~0#1 + main_~x~0#1 * main_~y~0#1 == main_~a~0#1 * main_~b~0#1);" "assume !(1 == (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then main_~y~0#1 % 2 - 2 else main_~y~0#1 % 2));" "main_~x~0#1 := 2 * main_~x~0#1;main_~y~0#1 := (if main_~y~0#1 < 0 && 0 != main_~y~0#1 % 2 then 1 + main_~y~0#1 / 2 else main_~y~0#1 / 2);" "assume !false;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-02-21 03:29:08,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:08,822 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:09,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:09,223 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:09,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2022-02-21 03:29:09,624 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2022-02-21 03:29:09,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:10,026 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2022-02-21 03:29:10,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-02-21 03:29:10,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:10,624 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:10,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-02-21 03:29:11,024 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-02-21 03:29:11,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- 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*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN