./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.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-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.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 c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 22:58:59,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 22:58:59,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 22:58:59,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 22:58:59,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 22:58:59,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 22:58:59,893 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 22:58:59,894 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 22:58:59,895 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 22:58:59,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 22:58:59,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 22:58:59,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 22:58:59,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 22:58:59,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 22:58:59,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 22:58:59,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 22:58:59,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 22:58:59,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 22:58:59,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 22:58:59,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 22:58:59,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 22:58:59,903 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 22:58:59,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 22:58:59,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 22:58:59,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 22:58:59,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 22:58:59,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 22:58:59,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 22:58:59,907 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 22:58:59,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 22:58:59,908 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 22:58:59,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 22:58:59,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 22:58:59,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 22:58:59,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 22:58:59,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 22:58:59,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 22:58:59,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 22:58:59,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 22:58:59,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 22:58:59,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 22:58:59,913 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-14 22:58:59,927 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 22:58:59,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 22:58:59,932 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 22:58:59,932 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 22:58:59,933 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 22:58:59,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 22:58:59,934 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 22:58:59,934 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-14 22:58:59,934 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-14 22:58:59,934 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-14 22:58:59,935 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-14 22:58:59,935 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-14 22:58:59,935 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-14 22:58:59,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 22:58:59,935 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-14 22:58:59,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 22:58:59,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 22:58:59,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-14 22:58:59,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-14 22:58:59,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-14 22:58:59,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 22:58:59,936 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-14 22:58:59,936 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 22:58:59,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-14 22:58:59,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 22:58:59,937 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 22:58:59,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 22:58:59,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 22:58:59,937 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 22:58:59,938 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-14 22:58:59,938 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2021-12-14 22:59:00,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 22:59:00,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 22:59:00,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 22:59:00,103 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 22:59:00,103 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 22:59:00,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-14 22:59:00,151 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e5cdaf2c/e078982d35bb49cc940d8685cdf321f0/FLAG44c6dad4d [2021-12-14 22:59:00,455 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 22:59:00,456 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-14 22:59:00,462 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e5cdaf2c/e078982d35bb49cc940d8685cdf321f0/FLAG44c6dad4d [2021-12-14 22:59:00,472 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e5cdaf2c/e078982d35bb49cc940d8685cdf321f0 [2021-12-14 22:59:00,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 22:59:00,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 22:59:00,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 22:59:00,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 22:59:00,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 22:59:00,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c97aacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00, skipping insertion in model container [2021-12-14 22:59:00,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 22:59:00,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 22:59:00,599 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 22:59:00,602 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 22:59:00,609 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 22:59:00,616 INFO L208 MainTranslator]: Completed translation [2021-12-14 22:59:00,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00 WrapperNode [2021-12-14 22:59:00,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 22:59:00,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 22:59:00,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 22:59:00,617 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 22:59:00,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,639 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2021-12-14 22:59:00,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 22:59:00,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 22:59:00,639 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 22:59:00,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 22:59:00,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,645 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 22:59:00,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 22:59:00,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 22:59:00,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 22:59:00,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (1/1) ... [2021-12-14 22:59:00,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:00,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:00,672 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 22:59:00,683 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 22:59:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 22:59:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 22:59:00,731 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 22:59:00,732 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 22:59:00,815 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 22:59:00,820 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 22:59:00,820 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 22:59:00,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:59:00 BoogieIcfgContainer [2021-12-14 22:59:00,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 22:59:00,824 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-14 22:59:00,824 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-14 22:59:00,826 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-14 22:59:00,827 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 22:59:00,827 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 14.12 10:59:00" (1/3) ... [2021-12-14 22:59:00,828 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23822cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 10:59:00, skipping insertion in model container [2021-12-14 22:59:00,828 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 22:59:00,828 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:59:00" (2/3) ... [2021-12-14 22:59:00,829 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@23822cac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 14.12 10:59:00, skipping insertion in model container [2021-12-14 22:59:00,829 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-14 22:59:00,829 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:59:00" (3/3) ... [2021-12-14 22:59:00,831 INFO L388 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2021-12-14 22:59:00,866 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-14 22:59:00,866 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-14 22:59:00,866 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-14 22:59:00,867 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-14 22:59:00,867 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-14 22:59:00,867 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-14 22:59:00,867 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-14 22:59:00,867 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-14 22:59:00,877 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 22:59:00,891 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 22:59:00,891 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 22:59:00,891 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 22:59:00,895 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 22:59:00,895 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-14 22:59:00,895 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-14 22:59:00,895 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 22:59:00,896 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-12-14 22:59:00,896 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-14 22:59:00,896 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-14 22:59:00,897 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-12-14 22:59:00,897 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-12-14 22:59:00,901 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 7#L14-2true [2021-12-14 22:59:00,901 INFO L793 eck$LassoCheckResult]: Loop: 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2021-12-14 22:59:00,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:59:00,907 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-12-14 22:59:00,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:59:00,914 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224684044] [2021-12-14 22:59:00,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:59:00,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:59:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:00,965 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:59:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:00,986 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:59:00,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:59:00,990 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2021-12-14 22:59:00,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:59:00,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923938841] [2021-12-14 22:59:00,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:59:00,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:59:01,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:01,008 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:59:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:01,025 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:59:01,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:59:01,026 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-12-14 22:59:01,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:59:01,027 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404360311] [2021-12-14 22:59:01,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:59:01,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:59:01,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:01,041 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:59:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:01,051 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:59:01,191 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 22:59:01,198 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 22:59:01,198 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 22:59:01,199 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 22:59:01,199 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 22:59:01,199 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:01,199 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 22:59:01,199 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 22:59:01,199 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-14 22:59:01,199 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 22:59:01,200 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 22:59:01,214 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 22:59:01,287 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 22:59:01,291 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 22:59:01,541 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 22:59:01,542 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 22:59:01,543 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:01,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:01,564 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 22:59:01,565 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 22:59:01,566 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 22:59:01,566 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 22:59:01,609 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 22:59:01,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:01,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:01,615 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 22:59:01,617 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 22:59:01,618 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 22:59:01,618 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 22:59:01,677 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 22:59:01,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-14 22:59:01,681 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 22:59:01,681 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 22:59:01,681 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 22:59:01,681 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 22:59:01,681 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 22:59:01,681 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:01,682 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 22:59:01,682 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 22:59:01,682 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-14 22:59:01,682 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 22:59:01,682 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 22:59:01,683 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 22:59:01,686 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 22:59:01,687 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 22:59:01,983 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 22:59:01,986 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 22:59:01,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:01,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:01,991 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 22:59:01,992 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 22:59:01,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,004 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:59:02,006 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 22:59:02,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:02,022 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,023 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 22:59:02,024 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 22:59:02,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:59:02,061 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,061 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,061 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,061 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,061 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:59:02,062 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 22:59:02,062 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,064 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,078 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 22:59:02,079 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,083 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 22:59:02,084 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 22:59:02,086 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,093 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,093 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,093 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:02,093 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:59:02,142 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2021-12-14 22:59:02,142 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 22:59:02,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,195 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 22:59:02,195 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 22:59:02,196 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,197 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 22:59:02,198 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 22:59:02,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,206 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:02,206 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:59:02,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,247 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 22:59:02,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,248 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 22:59:02,251 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 22:59:02,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,260 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,260 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,260 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,260 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:02,261 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:59:02,261 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,277 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 22:59:02,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,278 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 22:59:02,279 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 22:59:02,282 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,289 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:02,289 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:02,322 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-14 22:59:02,322 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-14 22:59:02,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,381 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 22:59:02,381 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 22:59:02,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,382 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 22:59:02,383 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 22:59:02,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:59:02,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,391 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:02,392 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:02,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,407 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,424 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 22:59:02,425 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,426 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 22:59:02,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,440 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,441 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:02,442 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:02,442 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,445 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 22:59:02,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,476 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 22:59:02,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,478 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 22:59:02,479 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 22:59:02,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,487 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:02,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:02,531 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-14 22:59:02,532 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-14 22:59:02,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,595 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 22:59:02,595 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 22:59:02,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,598 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 22:59:02,601 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 22:59:02,602 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,609 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:02,610 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:59:02,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,627 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,644 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 22:59:02,644 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,646 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 22:59:02,647 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 22:59:02,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:02,656 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:59:02,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,688 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 22:59:02,688 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,690 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 22:59:02,691 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 22:59:02,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:59:02,699 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:02,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,699 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:02,699 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:02,744 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-14 22:59:02,745 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-14 22:59:02,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,822 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 22:59:02,823 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 22:59:02,823 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,824 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 22:59:02,825 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 22:59:02,827 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:02,833 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:02,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,834 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:02,834 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:59:02,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,850 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:02,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,880 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 22:59:02,882 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 22:59:02,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,911 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:02,911 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:02,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:02,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:02,911 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:02,912 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:59:02,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:02,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:02,953 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 22:59:02,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:02,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:02,954 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 22:59:02,956 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 22:59:02,957 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:02,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:02,964 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:02,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:02,964 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:02,964 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:02,989 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-14 22:59:02,989 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-14 22:59:03,049 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,068 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 22:59:03,068 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 22:59:03,068 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,069 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 22:59:03,070 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 22:59:03,071 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,078 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,078 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:59:03,078 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:03,078 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,078 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:03,078 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:03,079 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:03,079 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:03,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,119 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 22:59:03,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,120 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 22:59:03,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:59:03,134 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 22:59:03,134 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,134 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:59:03,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:03,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:03,134 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:03,135 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:03,135 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:03,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,164 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 22:59:03,164 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,164 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,165 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 22:59:03,169 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:59:03,176 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,176 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:59:03,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,176 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:03,176 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:03,195 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 22:59:03,210 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-14 22:59:03,210 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-14 22:59:03,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,285 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 22:59:03,285 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 22:59:03,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,286 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 22:59:03,287 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 22:59:03,288 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,295 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,295 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:03,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:03,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:03,295 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:03,296 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:59:03,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:03,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,325 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 22:59:03,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,326 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 22:59:03,337 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,345 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,345 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:03,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:03,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:03,345 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:03,346 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:59:03,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:03,351 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 22:59:03,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,379 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 22:59:03,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,380 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 22:59:03,395 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 22:59:03,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,402 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,402 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:03,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,402 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:03,402 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:03,450 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-14 22:59:03,451 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-14 22:59:03,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,547 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-12-14 22:59:03,547 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 22:59:03,547 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,548 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 22:59:03,548 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 22:59:03,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,555 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,555 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:03,556 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:03,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:03,556 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:03,556 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:03,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:03,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,584 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 22:59:03,584 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,585 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 22:59:03,585 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 22:59:03,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,593 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,593 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:03,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:03,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:03,593 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:03,594 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:03,594 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:03,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,615 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 22:59:03,615 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,616 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 22:59:03,616 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 22:59:03,618 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,623 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,623 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:03,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,624 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:03,624 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:03,652 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-14 22:59:03,652 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-14 22:59:03,700 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:03,718 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 22:59:03,719 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,719 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:59:03,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-12-14 22:59:03,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:59:03,727 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,727 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:03,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:03,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:03,728 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:59:03,728 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:59:03,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:03,744 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:03,761 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,762 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 22:59:03,762 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 22:59:03,764 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,769 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:03,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:03,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:03,769 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:59:03,770 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:59:03,770 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:03,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:03,803 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 22:59:03,803 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:03,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:03,804 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 22:59:03,805 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 22:59:03,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:03,812 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:03,812 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:03,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:03,812 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:03,812 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:59:03,857 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2021-12-14 22:59:03,858 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2021-12-14 22:59:03,984 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:04,002 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:04,003 INFO L469 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2021-12-14 22:59:04,003 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2021-12-14 22:59:04,003 INFO L793 eck$LassoCheckResult]: Loop: 7#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 7#L14-2true [2021-12-14 22:59:04,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:59:04,003 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2021-12-14 22:59:04,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:59:04,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035705313] [2021-12-14 22:59:04,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:59:04,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:59:04,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:04,008 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:59:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:04,012 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:59:04,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:59:04,012 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2021-12-14 22:59:04,013 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:59:04,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468760311] [2021-12-14 22:59:04,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:59:04,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:59:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:04,016 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:59:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:04,018 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:59:04,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 22:59:04,019 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2021-12-14 22:59:04,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 22:59:04,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842955027] [2021-12-14 22:59:04,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 22:59:04,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 22:59:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:04,026 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-14 22:59:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-14 22:59:04,034 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-14 22:59:04,091 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 22:59:04,091 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 22:59:04,091 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 22:59:04,091 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 22:59:04,091 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-12-14 22:59:04,091 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,091 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 22:59:04,091 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 22:59:04,091 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-14 22:59:04,091 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 22:59:04,091 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 22:59:04,092 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 22:59:04,134 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 22:59:04,137 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 22:59:04,327 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 22:59:04,328 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-12-14 22:59:04,328 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,329 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 22:59:04,330 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 22:59:04,331 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-12-14 22:59:04,331 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 22:59:04,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-12-14 22:59:04,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,362 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,363 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 22:59:04,364 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 22:59:04,365 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-12-14 22:59:04,365 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-12-14 22:59:04,419 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-12-14 22:59:04,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:04,423 INFO L210 LassoAnalysis]: Preferences: [2021-12-14 22:59:04,423 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-14 22:59:04,423 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-14 22:59:04,423 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-14 22:59:04,423 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-14 22:59:04,423 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,423 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-14 22:59:04,423 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-14 22:59:04,423 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2021-12-14 22:59:04,423 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-14 22:59:04,423 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-14 22:59:04,424 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 22:59:04,460 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 22:59:04,461 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 22:59:04,627 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-14 22:59:04,627 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-14 22:59:04,627 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,627 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,631 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 22:59:04,647 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 22:59:04,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:04,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:04,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:04,653 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:04,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:59:04,663 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2021-12-14 22:59:04,663 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-12-14 22:59:04,686 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:04,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:04,704 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,704 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,705 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 22:59:04,706 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 22:59:04,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:04,713 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:04,713 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:04,713 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:04,713 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:04,713 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:59:04,714 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 22:59:04,714 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:04,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:04,745 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:04,745 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,747 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 22:59:04,748 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 22:59:04,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:04,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:04,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:04,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:04,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:04,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-14 22:59:04,755 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-14 22:59:04,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:04,771 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:04,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:04,786 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-12-14 22:59:04,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,787 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 22:59:04,788 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 22:59:04,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:04,795 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:04,795 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:04,795 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:04,795 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:04,818 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-14 22:59:04,818 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-14 22:59:04,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:04,871 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 22:59:04,872 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,873 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 22:59:04,873 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 22:59:04,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:04,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:04,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:04,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:04,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:04,882 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:04,883 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:59:04,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:04,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:04,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:04,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,916 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 22:59:04,917 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 22:59:04,918 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:04,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:04,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:04,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:04,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:04,924 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:04,925 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:59:04,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:04,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:04,957 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 22:59:04,957 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-12-14 22:59:04,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:04,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:04,959 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 22:59:04,964 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:59:04,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:04,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:04,970 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:04,970 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:04,983 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 22:59:04,998 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-14 22:59:04,998 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-14 22:59:05,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,057 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2021-12-14 22:59:05,057 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,057 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,058 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 22:59:05,060 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 22:59:05,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,067 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:05,067 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,067 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:05,068 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:05,068 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,069 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,085 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 22:59:05,086 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,086 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,086 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 22:59:05,093 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 22:59:05,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,100 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:05,100 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,100 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,100 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:05,101 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:05,101 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,140 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2021-12-14 22:59:05,156 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-12-14 22:59:05,156 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,157 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 22:59:05,157 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 22:59:05,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,166 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:05,166 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,166 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:05,166 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:05,204 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-14 22:59:05,204 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-14 22:59:05,256 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,272 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2021-12-14 22:59:05,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,273 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 22:59:05,274 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 22:59:05,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,282 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:05,282 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,282 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,282 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,282 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:05,282 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:59:05,283 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,312 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2021-12-14 22:59:05,313 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,313 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 22:59:05,314 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 22:59:05,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-14 22:59:05,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,321 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:05,322 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:59:05,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,337 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,352 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 22:59:05,352 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-12-14 22:59:05,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,352 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,353 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 22:59:05,354 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 22:59:05,355 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,361 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:05,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,361 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:05,361 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:05,389 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2021-12-14 22:59:05,389 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2021-12-14 22:59:05,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,455 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2021-12-14 22:59:05,455 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,456 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 22:59:05,458 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 22:59:05,459 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 22:59:05,464 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,465 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:05,465 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,465 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:05,465 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:59:05,465 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:05,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,494 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 22:59:05,495 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 22:59:05,495 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,501 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:05,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,501 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-12-14 22:59:05,501 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-12-14 22:59:05,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-12-14 22:59:05,517 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-12-14 22:59:05,518 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,518 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 22:59:05,519 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 22:59:05,520 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,525 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,525 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:59:05,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,525 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:05,525 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:05,552 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-14 22:59:05,552 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-14 22:59:05,614 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,630 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 22:59:05,631 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,632 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 22:59:05,632 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 22:59:05,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,639 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:59:05,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,640 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,640 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,640 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:05,640 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:05,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:05,683 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,684 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 22:59:05,685 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 22:59:05,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-14 22:59:05,692 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,692 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-12-14 22:59:05,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,692 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:05,693 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:05,693 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,723 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 22:59:05,724 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-12-14 22:59:05,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,724 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,724 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 22:59:05,725 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 22:59:05,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,732 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,732 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:05,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,733 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:05,733 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:05,772 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2021-12-14 22:59:05,772 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2021-12-14 22:59:05,852 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,868 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 22:59:05,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,869 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 22:59:05,870 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 22:59:05,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,878 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,878 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:05,878 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,878 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,878 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,878 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:05,879 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:59:05,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,923 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 22:59:05,923 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,924 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 22:59:05,924 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 22:59:05,925 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,932 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,932 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:05,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:05,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:05,932 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-12-14 22:59:05,933 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-12-14 22:59:05,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:05,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:05,951 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2021-12-14 22:59:05,952 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-12-14 22:59:05,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:05,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:05,953 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 22:59:05,953 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 22:59:05,955 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:05,961 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:05,961 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:05,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:05,961 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:05,961 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:05,987 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2021-12-14 22:59:05,987 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2021-12-14 22:59:06,071 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:06,088 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 22:59:06,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:06,088 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:06,089 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 22:59:06,089 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 22:59:06,114 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:06,121 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:06,121 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:06,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:06,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:06,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:06,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:06,121 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:06,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:06,123 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:06,139 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-12-14 22:59:06,139 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:06,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:06,140 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 22:59:06,140 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 22:59:06,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:06,148 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:06,148 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-12-14 22:59:06,148 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:06,148 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:06,148 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:06,148 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-12-14 22:59:06,148 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-12-14 22:59:06,148 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:06,150 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:06,169 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:06,169 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-12-14 22:59:06,169 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:06,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:06,170 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 22:59:06,170 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 22:59:06,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:06,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:06,178 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:06,179 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:06,179 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2021-12-14 22:59:06,179 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:59:06,216 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2021-12-14 22:59:06,216 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2021-12-14 22:59:06,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:06,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:06,395 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:06,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:06,399 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 22:59:06,400 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 22:59:06,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:06,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:06,407 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:06,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:06,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:06,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:06,408 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:59:06,408 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:59:06,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:06,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:06,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:06,439 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-14 22:59:06,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 22:59:06,440 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-14 22:59:06,441 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-12-14 22:59:06,442 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of 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 22:59:06,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-12-14 22:59:06,448 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-12-14 22:59:06,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-14 22:59:06,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-14 22:59:06,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-14 22:59:06,448 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-12-14 22:59:06,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-14 22:59:06,449 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-14 22:59:06,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-14 22:59:06,479 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2021-12-14 22:59:06,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 14.12 10:59:06 BoogieIcfgContainer [2021-12-14 22:59:06,483 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-14 22:59:06,484 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 22:59:06,484 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 22:59:06,484 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 22:59:06,484 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:59:00" (3/4) ... [2021-12-14 22:59:06,486 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-14 22:59:06,486 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 22:59:06,487 INFO L158 Benchmark]: Toolchain (without parser) took 6010.45ms. Allocated memory was 92.3MB in the beginning and 136.3MB in the end (delta: 44.0MB). Free memory was 61.5MB in the beginning and 72.9MB in the end (delta: -11.3MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2021-12-14 22:59:06,487 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory is still 32.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:59:06,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 139.02ms. Allocated memory is still 92.3MB. Free memory was 61.3MB in the beginning and 69.6MB in the end (delta: -8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 22:59:06,487 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.77ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 67.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:59:06,487 INFO L158 Benchmark]: Boogie Preprocessor took 8.36ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 67.0MB in the end (delta: 855.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-14 22:59:06,487 INFO L158 Benchmark]: RCFGBuilder took 174.26ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 59.1MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-14 22:59:06,488 INFO L158 Benchmark]: BuchiAutomizer took 5659.17ms. Allocated memory was 92.3MB in the beginning and 136.3MB in the end (delta: 44.0MB). Free memory was 59.1MB in the beginning and 72.9MB in the end (delta: -13.8MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. [2021-12-14 22:59:06,488 INFO L158 Benchmark]: Witness Printer took 2.07ms. Allocated memory is still 136.3MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 22:59:06,489 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 32.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 139.02ms. Allocated memory is still 92.3MB. Free memory was 61.3MB in the beginning and 69.6MB in the end (delta: -8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.77ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 67.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 8.36ms. Allocated memory is still 92.3MB. Free memory was 67.8MB in the beginning and 67.0MB in the end (delta: 855.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 174.26ms. Allocated memory is still 92.3MB. Free memory was 67.0MB in the beginning and 59.1MB in the end (delta: 7.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 5659.17ms. Allocated memory was 92.3MB in the beginning and 136.3MB in the end (delta: 44.0MB). Free memory was 59.1MB in the beginning and 72.9MB in the end (delta: -13.8MB). Peak memory consumption was 75.2MB. Max. memory is 16.1GB. * Witness Printer took 2.07ms. Allocated memory is still 136.3MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.6s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 5.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital63 mio100 ax100 hnf100 lsp165 ukn66 mio100 lsp100 div198 bol100 ite100 ukn100 eq137 hnf60 smp89 dnf340 smp45 tf100 neg99 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 208ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2;" "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" Loop: "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2021-12-14 22:59:06,508 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN