./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted/Bangalore_v4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-crafted/Bangalore_v4.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 22:57:15,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 22:57:15,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 22:57:15,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 22:57:15,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 22:57:15,978 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 22:57:15,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 22:57:15,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 22:57:15,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 22:57:15,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 22:57:15,983 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 22:57:15,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 22:57:15,984 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 22:57:15,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 22:57:15,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 22:57:15,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 22:57:15,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 22:57:15,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 22:57:15,990 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 22:57:15,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 22:57:15,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 22:57:15,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 22:57:15,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 22:57:15,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 22:57:15,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 22:57:16,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 22:57:16,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 22:57:16,001 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 22:57:16,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 22:57:16,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 22:57:16,003 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 22:57:16,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 22:57:16,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 22:57:16,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 22:57:16,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 22:57:16,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 22:57:16,010 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 22:57:16,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 22:57:16,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 22:57:16,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 22:57:16,012 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 22:57:16,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-14 22:57:16,046 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 22:57:16,046 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 22:57:16,047 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 22:57:16,047 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 22:57:16,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 22:57:16,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 22:57:16,048 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 22:57:16,048 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 22:57:16,048 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 22:57:16,049 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 22:57:16,049 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 22:57:16,049 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 22:57:16,049 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 22:57:16,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 22:57:16,049 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 22:57:16,050 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 22:57:16,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 22:57:16,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 22:57:16,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 22:57:16,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 22:57:16,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 22:57:16,051 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 22:57:16,051 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 22:57:16,051 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 22:57:16,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 22:57:16,051 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 22:57:16,052 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 22:57:16,052 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 22:57:16,052 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 22:57:16,053 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 22:57:16,053 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5cc55b361d4f01def0eda607149a19c4785fee68e7824d0210bdec8ce7b04371 [2021-12-14 22:57:16,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 22:57:16,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 22:57:16,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 22:57:16,249 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 22:57:16,249 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 22:57:16,250 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-12-14 22:57:16,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837bb6395/9c155366397848439d58f37e741d6eb7/FLAG53c941d8f [2021-12-14 22:57:16,660 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 22:57:16,661 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Bangalore_v4.c [2021-12-14 22:57:16,665 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837bb6395/9c155366397848439d58f37e741d6eb7/FLAG53c941d8f [2021-12-14 22:57:16,677 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/837bb6395/9c155366397848439d58f37e741d6eb7 [2021-12-14 22:57:16,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 22:57:16,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 22:57:16,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 22:57:16,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 22:57:16,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 22:57:16,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@590ec675 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16, skipping insertion in model container [2021-12-14 22:57:16,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 22:57:16,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 22:57:16,808 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 22:57:16,811 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 22:57:16,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 22:57:16,848 INFO L208 MainTranslator]: Completed translation [2021-12-14 22:57:16,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16 WrapperNode [2021-12-14 22:57:16,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 22:57:16,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 22:57:16,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 22:57:16,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 22:57:16,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,881 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2021-12-14 22:57:16,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 22:57:16,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 22:57:16,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 22:57:16,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 22:57:16,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,889 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 22:57:16,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 22:57:16,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 22:57:16,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 22:57:16,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (1/1) ... [2021-12-14 22:57:16,900 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:16,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:16,918 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:16,930 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-14 22:57:16,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 22:57:16,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 22:57:16,987 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 22:57:16,988 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 22:57:17,029 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 22:57:17,034 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 22:57:17,034 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 22:57:17,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:17 BoogieIcfgContainer [2021-12-14 22:57:17,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 22:57:17,037 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 22:57:17,037 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 22:57:17,040 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 22:57:17,040 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 22:57:17,040 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 10:57:16" (1/3) ... [2021-12-14 22:57:17,041 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3838d22b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 10:57:17, skipping insertion in model container [2021-12-14 22:57:17,041 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 22:57:17,041 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:57:16" (2/3) ... [2021-12-14 22:57:17,041 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3838d22b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 10:57:17, skipping insertion in model container [2021-12-14 22:57:17,041 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 22:57:17,041 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:17" (3/3) ... [2021-12-14 22:57:17,042 INFO L388 chiAutomizerObserver]: Analyzing ICFG Bangalore_v4.c [2021-12-14 22:57:17,075 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 22:57:17,075 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 22:57:17,075 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 22:57:17,076 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 22:57:17,076 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 22:57:17,076 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 22:57:17,076 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 22:57:17,076 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 22:57:17,088 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 22:57:17,105 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 22:57:17,105 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 22:57:17,105 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 22:57:17,109 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-14 22:57:17,109 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-14 22:57:17,110 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 22:57:17,110 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 22:57:17,111 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 22:57:17,111 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 22:57:17,111 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 22:57:17,112 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-14 22:57:17,112 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-14 22:57:17,117 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#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_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 3#L16true assume main_~y~0#1 > main_~x~0#1; 5#L17-2true [2021-12-14 22:57:17,117 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 5#L17-2true [2021-12-14 22:57:17,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:57:17,128 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2021-12-14 22:57:17,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:57:17,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059231920] [2021-12-14 22:57:17,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:57:17,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:57:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:17,207 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:57:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:17,230 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:57:17,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:57:17,239 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times [2021-12-14 22:57:17,239 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:57:17,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884471575] [2021-12-14 22:57:17,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:57:17,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:57:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:17,253 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:57:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:17,260 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:57:17,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:57:17,263 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2021-12-14 22:57:17,264 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:57:17,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59005648] [2021-12-14 22:57:17,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:57:17,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:57:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:17,274 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:57:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:17,285 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:57:17,337 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 22:57:17,338 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 22:57:17,338 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 22:57:17,338 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 22:57:17,339 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 22:57:17,339 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:17,339 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 22:57:17,339 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 22:57:17,339 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-12-14 22:57:17,339 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 22:57:17,339 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 22:57:17,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,374 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,388 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,397 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,503 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 22:57:17,504 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 22:57:17,505 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:17,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:17,507 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:17,557 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 22:57:17,558 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 22:57:17,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-14 22:57:17,583 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-12-14 22:57:17,583 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-12-14 22:57:17,608 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:17,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:17,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:17,612 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:17,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-14 22:57:17,615 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 22:57:17,615 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 22:57:17,670 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:17,671 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:17,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:17,672 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:17,682 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 22:57:17,683 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 22:57:17,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-14 22:57:17,768 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 22:57:17,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-14 22:57:17,772 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 22:57:17,772 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 22:57:17,772 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 22:57:17,772 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 22:57:17,772 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 22:57:17,772 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:17,772 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 22:57:17,772 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 22:57:17,773 INFO L133 ssoRankerPreferences]: Filename of dumped script: Bangalore_v4.c_Iteration1_Lasso [2021-12-14 22:57:17,773 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 22:57:17,773 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 22:57:17,775 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,779 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,786 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,789 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,795 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-14 22:57:17,856 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 22:57:17,861 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 22:57:17,863 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:17,863 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:17,868 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:17,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-14 22:57:17,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:17,878 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:17,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:17,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:17,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:57:17,883 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:57:17,883 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 22:57:17,903 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:17,925 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:17,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:17,925 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:17,926 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:17,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:17,944 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:17,944 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:17,944 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:17,944 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:57:17,953 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:57:17,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 22:57:17,958 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-12-14 22:57:17,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:17,992 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:17,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:17,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:17,994 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:17,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-12-14 22:57:17,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:57:18,010 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 22:57:18,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,053 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,053 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,055 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-12-14 22:57:18,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,064 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:57:18,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 22:57:18,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,068 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,084 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,085 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-12-14 22:57:18,088 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,095 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:57:18,099 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:57:18,099 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-14 22:57:18,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,141 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,143 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-12-14 22:57:18,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,153 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,153 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,153 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:57:18,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 22:57:18,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,158 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,173 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,174 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 22:57:18,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,175 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-12-14 22:57:18,177 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,183 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,183 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,184 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:18,187 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 22:57:18,187 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 22:57:18,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,238 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,239 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-12-14 22:57:18,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,248 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:18,253 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 22:57:18,254 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 22:57:18,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,304 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,304 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,305 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,305 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-12-14 22:57:18,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,313 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,313 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,313 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:18,314 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:57:18,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,335 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,337 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-12-14 22:57:18,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,345 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:18,345 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:57:18,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,378 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,378 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,379 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-12-14 22:57:18,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,387 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,387 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:18,390 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 22:57:18,390 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 22:57:18,399 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,415 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-12-14 22:57:18,418 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 [2021-12-14 22:57:18,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,425 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:18,425 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:57:18,425 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,427 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,442 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2021-12-14 22:57:18,442 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 22:57:18,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,443 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-12-14 22:57:18,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,451 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:18,454 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:18,454 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:18,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,489 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,490 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-12-14 22:57:18,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,499 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:18,504 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:18,504 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:18,530 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,554 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,554 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,556 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,573 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,573 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,573 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,573 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,574 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:18,576 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:18,576 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,579 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-12-14 22:57:18,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,616 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,627 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,634 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,634 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,634 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,635 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:18,636 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:18,636 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-12-14 22:57:18,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,669 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,671 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-12-14 22:57:18,673 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,679 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,680 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,680 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,680 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:18,688 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:18,688 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:18,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,725 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-12-14 22:57:18,727 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,733 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,734 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:18,735 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:18,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,752 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,753 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 22:57:18,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,754 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-12-14 22:57:18,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,763 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:18,768 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 22:57:18,769 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 22:57:18,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,816 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,816 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,817 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,817 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-12-14 22:57:18,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,829 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,829 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,829 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:18,841 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 22:57:18,841 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 22:57:18,859 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,880 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,880 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,881 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,881 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-12-14 22:57:18,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,888 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,889 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,889 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,889 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,889 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:18,891 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:57:18,891 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,908 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 [2021-12-14 22:57:18,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,909 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-12-14 22:57:18,911 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,927 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,927 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:18,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,928 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,928 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:18,929 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:57:18,929 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:18,952 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:18,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:18,971 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:18,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:18,972 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:18,973 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-12-14 22:57:18,974 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:18,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:18,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:18,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:18,980 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:18,983 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 22:57:18,983 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 22:57:18,989 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,004 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-12-14 22:57:19,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,005 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,006 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-14 22:57:19,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,012 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:57:19,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,013 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,013 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,013 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:19,014 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:57:19,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,030 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 [2021-12-14 22:57:19,030 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 22:57:19,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,031 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-12-14 22:57:19,034 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,040 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,040 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:19,040 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,040 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:19,042 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 22:57:19,042 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 22:57:19,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,064 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,065 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-12-14 22:57:19,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,073 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,073 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:19,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,073 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:19,078 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 22:57:19,078 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 22:57:19,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-12-14 22:57:19,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,120 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-12-14 22:57:19,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,129 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,130 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:19,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,135 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:19,136 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:57:19,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,177 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,178 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-12-14 22:57:19,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,190 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,190 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:19,190 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,190 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:19,193 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:57:19,193 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,210 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-12-14 22:57:19,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,211 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-12-14 22:57:19,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,219 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:19,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,220 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:19,222 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-12-14 22:57:19,222 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-12-14 22:57:19,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-12-14 22:57:19,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,270 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-12-14 22:57:19,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,279 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,279 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:19,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,280 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:57:19,283 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:57:19,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,323 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2021-12-14 22:57:19,323 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 22:57:19,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,325 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,326 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-12-14 22:57:19,356 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,365 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:57:19,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,365 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:19,369 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:19,369 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:19,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,403 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 [2021-12-14 22:57:19,403 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,404 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,416 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,416 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:57:19,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,417 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:19,421 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:19,421 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:19,431 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-12-14 22:57:19,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,456 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,456 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,457 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-12-14 22:57:19,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,466 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:57:19,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,466 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:19,467 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:19,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,528 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 [2021-12-14 22:57:19,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,529 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-12-14 22:57:19,531 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,538 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,539 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:57:19,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,539 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:19,540 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:19,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,589 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,590 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-12-14 22:57:19,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,598 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:57:19,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,598 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:19,602 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:19,602 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:19,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,640 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,641 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,642 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,664 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:57:19,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,664 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:19,665 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:19,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,668 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-12-14 22:57:19,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,704 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 22:57:19,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,705 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-12-14 22:57:19,718 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,718 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:19,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,718 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:19,723 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 22:57:19,723 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 22:57:19,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,764 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,764 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,765 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,776 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,776 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:19,777 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,777 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,777 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:19,782 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 22:57:19,782 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 22:57:19,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-12-14 22:57:19,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,825 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,825 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,826 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,827 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,840 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,840 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:19,840 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,840 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:19,841 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:57:19,842 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-12-14 22:57:19,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,876 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,876 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,878 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-12-14 22:57:19,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,888 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,888 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:19,888 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,888 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,888 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,888 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:19,890 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:57:19,890 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,928 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,929 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,931 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 [2021-12-14 22:57:19,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,940 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:19,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,940 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:19,943 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-12-14 22:57:19,943 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-12-14 22:57:19,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-12-14 22:57:19,958 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:19,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:19,973 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:19,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:19,974 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:19,976 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-12-14 22:57:19,981 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:19,988 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:19,988 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:19,988 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:19,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:19,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:19,988 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:57:19,989 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:57:19,989 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:19,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,007 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2021-12-14 22:57:20,007 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 22:57:20,007 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,008 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-12-14 22:57:20,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,019 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,019 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:20,020 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,020 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,020 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:20,022 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:20,022 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:20,025 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,040 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:20,041 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,041 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,042 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-12-14 22:57:20,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,050 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:20,050 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,050 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,050 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:20,061 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:20,061 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:20,079 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:20,103 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,103 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,104 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,115 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,115 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:20,115 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:20,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,116 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:20,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-12-14 22:57:20,116 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:20,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:20,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,135 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2021-12-14 22:57:20,135 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,136 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,137 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-12-14 22:57:20,138 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,144 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,145 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:20,145 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:20,145 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,145 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,145 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:20,145 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:20,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:20,149 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,164 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:20,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,165 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-12-14 22:57:20,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,174 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,174 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:20,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,174 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:20,179 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-12-14 22:57:20,179 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-12-14 22:57:20,183 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2021-12-14 22:57:20,197 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,205 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-12-14 22:57:20,207 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,213 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:57:20,213 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:20,213 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,213 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,213 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:57:20,214 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:57:20,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:20,229 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-12-14 22:57:20,243 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 22:57:20,244 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,244 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,244 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,245 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-12-14 22:57:20,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,252 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:20,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,252 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:57:20,257 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 22:57:20,257 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 22:57:20,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:20,297 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,298 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-12-14 22:57:20,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,307 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,307 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:20,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,308 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:57:20,313 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 22:57:20,313 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 22:57:20,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,358 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:20,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,359 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,370 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,371 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:20,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:20,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,371 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:57:20,372 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:57:20,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:20,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-12-14 22:57:20,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:20,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,406 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-12-14 22:57:20,408 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,415 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:20,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:20,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,415 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:57:20,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:57:20,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:20,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,434 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-12-14 22:57:20,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,435 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-12-14 22:57:20,437 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 [2021-12-14 22:57:20,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,444 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:20,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,444 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:57:20,446 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2021-12-14 22:57:20,447 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 22:57:20,452 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2021-12-14 22:57:20,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:57:20,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,467 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,468 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-12-14 22:57:20,469 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:57:20,475 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:57:20,475 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:57:20,475 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:57:20,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:57:20,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:57:20,476 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:57:20,477 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:57:20,477 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:57:20,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:57:20,501 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 [2021-12-14 22:57:20,501 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-14 22:57:20,502 INFO L791 eck$LassoCheckResult]: Stem: 7#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#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_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 3#L16true assume main_~y~0#1 > main_~x~0#1; 5#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 5#L17-2true [2021-12-14 22:57:20,502 INFO L793 eck$LassoCheckResult]: Loop: 5#L17-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 5#L17-2true [2021-12-14 22:57:20,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:57:20,502 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 2 times [2021-12-14 22:57:20,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:57:20,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184143088] [2021-12-14 22:57:20,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:57:20,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:57:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:20,507 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:57:20,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:20,510 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:57:20,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:57:20,511 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 2 times [2021-12-14 22:57:20,511 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:57:20,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539331466] [2021-12-14 22:57:20,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:57:20,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:57:20,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:20,514 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:57:20,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:57:20,516 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:57:20,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:57:20,516 INFO L85 PathProgramCache]: Analyzing trace with hash 28693986, now seen corresponding path program 3 times [2021-12-14 22:57:20,517 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:57:20,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515328174] [2021-12-14 22:57:20,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:57:20,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:57:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 22:57:20,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 22:57:20,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 22:57:20,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515328174] [2021-12-14 22:57:20,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515328174] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-14 22:57:20,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [48968888] [2021-12-14 22:57:20,551 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-14 22:57:20,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-14 22:57:20,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:57:20,553 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-14 22:57:20,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2021-12-14 22:57:20,583 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-14 22:57:20,583 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-14 22:57:20,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-14 22:57:20,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-14 22:57:20,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 22:57:20,616 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-14 22:57:20,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 22:57:20,635 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [48968888] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-14 22:57:20,635 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-14 22:57:20,636 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2021-12-14 22:57:20,636 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1135572754] [2021-12-14 22:57:20,637 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-14 22:57:20,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 22:57:20,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 22:57:20,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 22:57:20,677 INFO L87 Difference]: Start difference. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 22:57:20,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 22:57:20,696 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2021-12-14 22:57:20,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 22:57:20,701 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 13 states and 13 transitions. [2021-12-14 22:57:20,702 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-14 22:57:20,703 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 13 states to 0 states and 0 transitions. [2021-12-14 22:57:20,704 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-14 22:57:20,704 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-14 22:57:20,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-14 22:57:20,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-14 22:57:20,705 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 22:57:20,705 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 22:57:20,705 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 22:57:20,705 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-14 22:57:20,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-14 22:57:20,705 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-14 22:57:20,705 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-14 22:57:20,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.12 10:57:20 BoogieIcfgContainer [2021-12-14 22:57:20,708 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-14 22:57:20,709 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 22:57:20,709 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 22:57:20,709 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 22:57:20,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:57:17" (3/4) ... [2021-12-14 22:57:20,712 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-14 22:57:20,712 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 22:57:20,712 INFO L158 Benchmark]: Toolchain (without parser) took 4031.92ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 68.3MB in the beginning and 58.4MB in the end (delta: 9.9MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2021-12-14 22:57:20,712 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:57:20,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 168.19ms. Allocated memory is still 94.4MB. Free memory was 68.1MB in the beginning and 71.0MB in the end (delta: -2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 22:57:20,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.58ms. Allocated memory is still 94.4MB. Free memory was 71.0MB in the beginning and 69.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:57:20,713 INFO L158 Benchmark]: Boogie Preprocessor took 11.34ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 68.9MB in the end (delta: 857.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 22:57:20,713 INFO L158 Benchmark]: RCFGBuilder took 141.33ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 61.0MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-14 22:57:20,714 INFO L158 Benchmark]: BuchiAutomizer took 3671.96ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 60.8MB in the beginning and 58.4MB in the end (delta: 2.4MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2021-12-14 22:57:20,714 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 115.3MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:57:20,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory is still 40.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 168.19ms. Allocated memory is still 94.4MB. Free memory was 68.1MB in the beginning and 71.0MB in the end (delta: -2.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.58ms. Allocated memory is still 94.4MB. Free memory was 71.0MB in the beginning and 69.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 11.34ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 68.9MB in the end (delta: 857.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 141.33ms. Allocated memory is still 94.4MB. Free memory was 68.7MB in the beginning and 61.0MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 3671.96ms. Allocated memory was 94.4MB in the beginning and 115.3MB in the end (delta: 21.0MB). Free memory was 60.8MB in the beginning and 58.4MB in the end (delta: 2.4MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 115.3MB. Free memory is still 58.4MB. 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 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic). 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.6s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-14 22:57:20,745 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Forceful destruction successful, exit code 0 [2021-12-14 22:57:20,956 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 Writing output log to file Ultimate.log Result: TRUE