./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 e8d55036 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-?-e8d5503-m [2023-02-15 23:13:41,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 23:13:41,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 23:13:41,033 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 23:13:41,033 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 23:13:41,034 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 23:13:41,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 23:13:41,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 23:13:41,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 23:13:41,038 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 23:13:41,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 23:13:41,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 23:13:41,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 23:13:41,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 23:13:41,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 23:13:41,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 23:13:41,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 23:13:41,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 23:13:41,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 23:13:41,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 23:13:41,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 23:13:41,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 23:13:41,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 23:13:41,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 23:13:41,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 23:13:41,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 23:13:41,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 23:13:41,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 23:13:41,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 23:13:41,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 23:13:41,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 23:13:41,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 23:13:41,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 23:13:41,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 23:13:41,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 23:13:41,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 23:13:41,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 23:13:41,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 23:13:41,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 23:13:41,080 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 23:13:41,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 23:13:41,081 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-02-15 23:13:41,105 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 23:13:41,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 23:13:41,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 23:13:41,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 23:13:41,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 23:13:41,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 23:13:41,106 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 23:13:41,106 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-02-15 23:13:41,106 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-02-15 23:13:41,107 INFO L138 SettingsManager]: * Use old map elimination=false [2023-02-15 23:13:41,107 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2023-02-15 23:13:41,107 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2023-02-15 23:13:41,107 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-02-15 23:13:41,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 23:13:41,107 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 23:13:41,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 23:13:41,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 23:13:41,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-02-15 23:13:41,108 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-02-15 23:13:41,108 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-02-15 23:13:41,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-02-15 23:13:41,108 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-02-15 23:13:41,108 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 23:13:41,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-02-15 23:13:41,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 23:13:41,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 23:13:41,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 23:13:41,109 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 23:13:41,110 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-02-15 23:13:41,110 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2023-02-15 23:13:41,328 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 23:13:41,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 23:13:41,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 23:13:41,350 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 23:13:41,351 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 23:13:41,352 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-15 23:13:42,256 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 23:13:42,406 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 23:13:42,406 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-15 23:13:42,410 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb5da1786/071c5be54e284c068f41de7dbfcfb8ea/FLAG9fe3d8a72 [2023-02-15 23:13:42,824 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb5da1786/071c5be54e284c068f41de7dbfcfb8ea [2023-02-15 23:13:42,827 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 23:13:42,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 23:13:42,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 23:13:42,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 23:13:42,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 23:13:42,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:42,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e4d6cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42, skipping insertion in model container [2023-02-15 23:13:42,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:42,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 23:13:42,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 23:13:42,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 23:13:42,952 INFO L203 MainTranslator]: Completed pre-run [2023-02-15 23:13:42,961 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-02-15 23:13:42,969 INFO L208 MainTranslator]: Completed translation [2023-02-15 23:13:42,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42 WrapperNode [2023-02-15 23:13:42,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 23:13:42,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-02-15 23:13:42,971 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-02-15 23:13:42,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-02-15 23:13:42,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:42,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:42,990 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2023-02-15 23:13:42,991 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-02-15 23:13:42,991 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-02-15 23:13:42,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-02-15 23:13:42,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-02-15 23:13:42,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:42,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:42,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:42,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:42,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:43,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:43,002 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:43,002 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:43,003 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-02-15 23:13:43,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-02-15 23:13:43,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-02-15 23:13:43,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-02-15 23:13:43,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (1/1) ... [2023-02-15 23:13:43,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:43,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:43,029 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) [2023-02-15 23:13:43,036 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 [2023-02-15 23:13:43,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-02-15 23:13:43,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-02-15 23:13:43,090 INFO L235 CfgBuilder]: Building ICFG [2023-02-15 23:13:43,092 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-02-15 23:13:43,206 INFO L276 CfgBuilder]: Performing block encoding [2023-02-15 23:13:43,212 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-02-15 23:13:43,212 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2023-02-15 23:13:43,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 11:13:43 BoogieIcfgContainer [2023-02-15 23:13:43,214 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-02-15 23:13:43,215 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-02-15 23:13:43,215 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2023-02-15 23:13:43,217 INFO L275 PluginConnector]: BuchiAutomizer initialized [2023-02-15 23:13:43,218 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 23:13:43,218 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 15.02 11:13:42" (1/3) ... [2023-02-15 23:13:43,219 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@307e8ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.02 11:13:43, skipping insertion in model container [2023-02-15 23:13:43,219 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 23:13:43,219 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 11:13:42" (2/3) ... [2023-02-15 23:13:43,220 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@307e8ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 15.02 11:13:43, skipping insertion in model container [2023-02-15 23:13:43,220 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-02-15 23:13:43,220 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 11:13:43" (3/3) ... [2023-02-15 23:13:43,221 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2023-02-15 23:13:43,275 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-02-15 23:13:43,275 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-02-15 23:13:43,275 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-02-15 23:13:43,276 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-02-15 23:13:43,276 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-02-15 23:13:43,276 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-02-15 23:13:43,276 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-02-15 23:13:43,276 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-02-15 23:13:43,279 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) [2023-02-15 23:13:43,291 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-15 23:13:43,292 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-15 23:13:43,292 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-15 23:13:43,295 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-15 23:13:43,295 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-15 23:13:43,296 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-02-15 23:13:43,296 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) [2023-02-15 23:13:43,296 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2023-02-15 23:13:43,297 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-02-15 23:13:43,297 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-02-15 23:13:43,297 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2023-02-15 23:13:43,297 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2023-02-15 23:13:43,303 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2023-02-15 23:13:43,304 INFO L750 eck$LassoCheckResult]: Loop: 6#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); 6#L14-2true [2023-02-15 23:13:43,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:13:43,312 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2023-02-15 23:13:43,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:13:43,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80457123] [2023-02-15 23:13:43,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:13:43,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:13:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:43,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:13:43,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:43,394 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:13:43,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:13:43,397 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2023-02-15 23:13:43,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:13:43,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080642345] [2023-02-15 23:13:43,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:13:43,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:13:43,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:43,419 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:13:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:43,436 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:13:43,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:13:43,437 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2023-02-15 23:13:43,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:13:43,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874191600] [2023-02-15 23:13:43,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:13:43,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:13:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:43,453 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:13:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:43,464 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:13:43,643 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 23:13:43,644 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 23:13:43,644 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 23:13:43,644 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 23:13:43,644 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 23:13:43,644 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:43,644 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 23:13:43,645 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 23:13:43,645 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-15 23:13:43,645 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 23:13:43,645 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 23:13:43,657 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:43,727 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:43,729 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:43,973 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 23:13:43,974 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 23:13:43,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:43,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:43,978 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) [2023-02-15 23:13:43,979 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 [2023-02-15 23:13:43,981 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:13:43,981 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:13:44,024 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 [2023-02-15 23:13:44,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,026 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) [2023-02-15 23:13:44,028 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 [2023-02-15 23:13:44,031 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 23:13:44,031 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:13:44,076 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 23:13:44,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:44,080 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 23:13:44,080 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 23:13:44,081 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 23:13:44,081 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 23:13:44,081 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 23:13:44,081 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,081 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 23:13:44,081 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 23:13:44,081 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-15 23:13:44,081 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 23:13:44,081 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 23:13:44,083 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:44,088 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:44,090 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:44,396 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 23:13:44,400 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 23:13:44,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,403 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,405 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) [2023-02-15 23:13:44,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:44,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:44,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:13:44,419 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:13:44,419 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:44,423 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 [2023-02-15 23:13:44,432 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,435 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-02-15 23:13:44,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,436 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,437 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) [2023-02-15 23:13:44,440 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 [2023-02-15 23:13:44,441 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:44,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:44,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:13:44,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:13:44,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:44,454 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,457 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 [2023-02-15 23:13:44,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,458 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) [2023-02-15 23:13:44,460 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 [2023-02-15 23:13:44,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,468 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:44,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:13:44,496 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-02-15 23:13:44,497 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-15 23:13:44,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,540 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 [2023-02-15 23:13:44,540 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 23:13:44,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,542 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) [2023-02-15 23:13:44,544 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 [2023-02-15 23:13:44,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:44,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,558 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:44,558 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:44,559 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:13:44,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:44,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,584 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 [2023-02-15 23:13:44,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,586 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) [2023-02-15 23:13:44,588 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 [2023-02-15 23:13:44,589 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,596 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:44,596 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,596 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:44,596 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:44,597 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:13:44,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:44,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,619 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 [2023-02-15 23:13:44,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,621 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) [2023-02-15 23:13:44,623 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 [2023-02-15 23:13:44,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,631 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:44,631 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:44,663 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-02-15 23:13:44,663 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-02-15 23:13:44,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,710 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 [2023-02-15 23:13:44,710 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 23:13:44,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,712 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) [2023-02-15 23:13:44,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:44,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:44,749 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:44,750 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:44,750 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:44,754 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 [2023-02-15 23:13:44,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,767 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 [2023-02-15 23:13:44,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,769 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) [2023-02-15 23:13:44,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,783 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,783 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:44,783 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,783 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:44,783 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:44,784 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:44,784 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:44,787 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 [2023-02-15 23:13:44,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,800 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 [2023-02-15 23:13:44,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,802 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) [2023-02-15 23:13:44,804 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 [2023-02-15 23:13:44,806 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 [2023-02-15 23:13:44,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,812 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:44,813 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:44,853 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-15 23:13:44,853 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-15 23:13:44,908 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,929 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 [2023-02-15 23:13:44,929 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 23:13:44,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,932 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) [2023-02-15 23:13:44,935 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 [2023-02-15 23:13:44,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:44,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:44,943 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:44,944 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:13:44,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:44,961 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:44,967 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 [2023-02-15 23:13:44,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:44,967 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:44,968 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) [2023-02-15 23:13:44,987 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:44,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:44,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:44,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:44,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:44,994 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:44,995 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:13:44,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:44,998 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 [2023-02-15 23:13:45,013 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,018 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 [2023-02-15 23:13:45,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,020 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) [2023-02-15 23:13:45,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,032 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:45,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,032 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:45,032 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:45,041 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 [2023-02-15 23:13:45,074 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-02-15 23:13:45,074 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-02-15 23:13:45,159 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,166 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 [2023-02-15 23:13:45,166 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 23:13:45,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,166 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,167 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) [2023-02-15 23:13:45,170 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 [2023-02-15 23:13:45,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,178 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,178 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:45,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:45,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:45,179 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:45,179 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:13:45,179 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:45,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,207 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 [2023-02-15 23:13:45,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,207 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,209 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) [2023-02-15 23:13:45,211 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 [2023-02-15 23:13:45,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,219 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,219 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:45,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:45,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:45,219 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:45,220 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:13:45,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:45,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,240 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 [2023-02-15 23:13:45,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,241 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) [2023-02-15 23:13:45,244 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 [2023-02-15 23:13:45,245 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,252 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:45,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,252 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:45,252 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:45,278 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-02-15 23:13:45,278 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-02-15 23:13:45,327 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,331 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 [2023-02-15 23:13:45,332 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 23:13:45,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,332 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,333 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) [2023-02-15 23:13:45,334 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 [2023-02-15 23:13:45,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,373 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,373 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 23:13:45,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:45,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:45,373 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:45,385 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:45,385 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:45,395 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,401 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 [2023-02-15 23:13:45,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,402 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) [2023-02-15 23:13:45,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,417 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,417 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 23:13:45,417 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:45,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:45,418 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:45,418 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:45,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:45,422 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 [2023-02-15 23:13:45,433 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,440 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 [2023-02-15 23:13:45,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,441 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) [2023-02-15 23:13:45,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,452 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 [2023-02-15 23:13:45,453 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,454 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 23:13:45,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,454 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:45,454 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:45,489 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-15 23:13:45,489 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-15 23:13:45,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,592 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 [2023-02-15 23:13:45,592 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 23:13:45,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,593 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) [2023-02-15 23:13:45,594 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 [2023-02-15 23:13:45,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,603 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,603 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:45,603 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:45,604 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,604 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:45,604 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:45,605 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:13:45,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:45,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,619 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-02-15 23:13:45,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,620 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) [2023-02-15 23:13:45,620 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 [2023-02-15 23:13:45,625 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,631 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,632 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:45,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:45,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,632 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:45,632 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:45,633 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:13:45,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:45,641 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2023-02-15 23:13:45,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,645 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) [2023-02-15 23:13:45,645 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 [2023-02-15 23:13:45,648 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 [2023-02-15 23:13:45,654 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,655 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:45,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,655 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:45,655 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:45,705 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-02-15 23:13:45,705 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-02-15 23:13:45,792 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,799 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:45,800 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 23:13:45,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,801 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) [2023-02-15 23:13:45,829 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,835 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,836 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:45,836 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:45,836 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,836 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:45,836 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:45,837 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:45,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:45,840 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 [2023-02-15 23:13:45,848 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,851 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2023-02-15 23:13:45,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,853 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) [2023-02-15 23:13:45,856 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 [2023-02-15 23:13:45,857 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,863 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,864 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:45,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:45,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:45,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:45,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:45,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:45,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:45,883 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 [2023-02-15 23:13:45,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:45,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:45,885 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) [2023-02-15 23:13:45,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:45,910 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:45,910 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:45,910 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:45,910 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:45,910 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:45,930 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 [2023-02-15 23:13:45,942 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-15 23:13:45,942 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-15 23:13:46,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:46,020 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 [2023-02-15 23:13:46,021 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 23:13:46,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:46,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:46,022 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) [2023-02-15 23:13:46,022 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 [2023-02-15 23:13:46,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:46,032 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:46,032 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:46,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:46,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:46,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:46,032 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 23:13:46,033 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 23:13:46,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:46,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:46,040 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 [2023-02-15 23:13:46,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:46,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:46,041 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) [2023-02-15 23:13:46,042 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 [2023-02-15 23:13:46,044 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:46,050 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:46,050 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:46,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:46,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:46,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:46,051 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 23:13:46,051 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 23:13:46,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:46,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:46,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2023-02-15 23:13:46,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:46,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:46,065 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-02-15 23:13:46,066 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 [2023-02-15 23:13:46,068 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:46,076 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:46,076 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:46,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:46,076 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:46,076 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 23:13:46,120 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-02-15 23:13:46,120 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-02-15 23:13:46,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:46,253 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 [2023-02-15 23:13:46,253 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2023-02-15 23:13:46,254 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 5#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; 6#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); 6#L14-2true [2023-02-15 23:13:46,254 INFO L750 eck$LassoCheckResult]: Loop: 6#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); 6#L14-2true [2023-02-15 23:13:46,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:13:46,254 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2023-02-15 23:13:46,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:13:46,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966248131] [2023-02-15 23:13:46,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:13:46,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:13:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:46,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:13:46,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:46,265 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:13:46,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:13:46,265 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2023-02-15 23:13:46,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:13:46,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824860598] [2023-02-15 23:13:46,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:13:46,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:13:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:46,269 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:13:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:46,272 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:13:46,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-02-15 23:13:46,272 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2023-02-15 23:13:46,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-02-15 23:13:46,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752789656] [2023-02-15 23:13:46,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-02-15 23:13:46,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-02-15 23:13:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:46,281 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-02-15 23:13:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-02-15 23:13:46,289 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-02-15 23:13:46,354 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 23:13:46,354 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 23:13:46,354 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 23:13:46,354 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 23:13:46,354 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2023-02-15 23:13:46,354 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:46,354 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 23:13:46,354 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 23:13:46,355 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-15 23:13:46,355 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 23:13:46,355 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 23:13:46,356 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:46,409 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:46,411 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:46,639 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 23:13:46,639 INFO L404 LassoAnalysis]: Checking for nontermination... [2023-02-15 23:13:46,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:46,639 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:46,640 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) [2023-02-15 23:13:46,642 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 [2023-02-15 23:13:46,643 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2023-02-15 23:13:46,643 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:13:46,684 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:46,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:46,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:46,685 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) [2023-02-15 23:13:46,687 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 [2023-02-15 23:13:46,689 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2023-02-15 23:13:46,689 INFO L160 nArgumentSynthesizer]: Using integer mode. [2023-02-15 23:13:46,729 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2023-02-15 23:13:46,734 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 [2023-02-15 23:13:46,735 INFO L210 LassoAnalysis]: Preferences: [2023-02-15 23:13:46,735 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-02-15 23:13:46,735 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-02-15 23:13:46,735 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-02-15 23:13:46,735 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-02-15 23:13:46,735 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:46,735 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-02-15 23:13:46,735 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-02-15 23:13:46,735 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2023-02-15 23:13:46,735 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-02-15 23:13:46,735 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-02-15 23:13:46,736 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:46,784 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:46,790 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-02-15 23:13:46,953 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-02-15 23:13:46,954 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-02-15 23:13:46,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:46,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:46,955 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) [2023-02-15 23:13:46,977 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:46,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:46,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:46,984 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:46,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:13:46,998 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2023-02-15 23:13:46,998 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2023-02-15 23:13:47,004 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 [2023-02-15 23:13:47,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,032 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 [2023-02-15 23:13:47,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,034 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) [2023-02-15 23:13:47,036 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 [2023-02-15 23:13:47,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,044 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,044 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,044 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,044 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:13:47,044 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:13:47,045 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,064 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 [2023-02-15 23:13:47,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,066 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) [2023-02-15 23:13:47,068 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 [2023-02-15 23:13:47,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-02-15 23:13:47,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-02-15 23:13:47,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,091 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,096 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 [2023-02-15 23:13:47,097 INFO L490 LassoAnalysis]: Using template '2-nested'. [2023-02-15 23:13:47,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,098 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) [2023-02-15 23:13:47,100 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 [2023-02-15 23:13:47,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,108 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,108 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:47,108 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:47,130 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-02-15 23:13:47,130 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-02-15 23:13:47,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,176 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 [2023-02-15 23:13:47,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,178 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) [2023-02-15 23:13:47,180 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 [2023-02-15 23:13:47,181 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,188 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,188 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,188 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,188 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,188 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:47,189 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:13:47,189 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,203 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,212 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 [2023-02-15 23:13:47,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,213 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) [2023-02-15 23:13:47,215 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 [2023-02-15 23:13:47,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,224 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:47,224 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:13:47,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,239 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,244 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 [2023-02-15 23:13:47,245 INFO L490 LassoAnalysis]: Using template '3-nested'. [2023-02-15 23:13:47,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,246 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) [2023-02-15 23:13:47,248 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 [2023-02-15 23:13:47,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,256 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:47,256 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:47,284 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-15 23:13:47,284 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-15 23:13:47,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:47,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,349 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,350 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) [2023-02-15 23:13:47,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,361 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:47,362 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:47,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,365 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 [2023-02-15 23:13:47,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,391 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 [2023-02-15 23:13:47,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,393 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) [2023-02-15 23:13:47,394 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 [2023-02-15 23:13:47,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,423 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:47,423 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:47,423 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,425 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:47,430 INFO L490 LassoAnalysis]: Using template '4-nested'. [2023-02-15 23:13:47,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,431 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) [2023-02-15 23:13:47,431 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 [2023-02-15 23:13:47,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,442 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,442 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,442 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:47,442 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:47,495 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-02-15 23:13:47,496 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-02-15 23:13:47,567 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,572 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:47,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,574 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) [2023-02-15 23:13:47,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,600 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 [2023-02-15 23:13:47,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,600 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:47,601 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:13:47,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,615 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 [2023-02-15 23:13:47,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,617 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) [2023-02-15 23:13:47,617 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 [2023-02-15 23:13:47,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-02-15 23:13:47,628 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,629 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:47,629 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:13:47,629 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,637 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,641 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2023-02-15 23:13:47,641 INFO L490 LassoAnalysis]: Using template '2-phase'. [2023-02-15 23:13:47,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,642 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) [2023-02-15 23:13:47,643 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 [2023-02-15 23:13:47,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,651 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:47,652 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:47,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,652 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:47,652 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:47,674 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2023-02-15 23:13:47,675 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2023-02-15 23:13:47,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:47,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,734 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,735 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) [2023-02-15 23:13:47,737 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 [2023-02-15 23:13:47,738 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,745 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:47,745 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:47,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:47,746 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:13:47,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,760 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,764 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 [2023-02-15 23:13:47,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,765 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) [2023-02-15 23:13:47,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,792 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:47,792 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:47,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,792 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2023-02-15 23:13:47,793 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2023-02-15 23:13:47,793 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,796 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 [2023-02-15 23:13:47,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:47,808 INFO L490 LassoAnalysis]: Using template '3-phase'. [2023-02-15 23:13:47,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,809 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) [2023-02-15 23:13:47,812 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 [2023-02-15 23:13:47,813 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,820 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:47,820 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 23:13:47,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,820 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:47,820 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:47,851 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-15 23:13:47,851 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-15 23:13:47,924 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,929 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2023-02-15 23:13:47,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,930 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) [2023-02-15 23:13:47,930 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 [2023-02-15 23:13:47,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:47,939 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 23:13:47,940 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,940 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,940 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:47,940 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:47,940 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,942 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,945 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2023-02-15 23:13:47,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,956 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) [2023-02-15 23:13:47,957 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 [2023-02-15 23:13:47,965 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:47,965 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2023-02-15 23:13:47,965 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:47,965 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,965 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:47,965 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:47,966 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:47,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:47,973 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 [2023-02-15 23:13:47,980 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:47,984 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 [2023-02-15 23:13:47,984 INFO L490 LassoAnalysis]: Using template '4-phase'. [2023-02-15 23:13:47,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:47,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:47,987 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) [2023-02-15 23:13:47,989 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 [2023-02-15 23:13:47,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:47,997 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:47,997 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:47,997 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:47,997 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:47,997 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:48,035 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2023-02-15 23:13:48,035 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2023-02-15 23:13:48,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:48,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:48,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:48,144 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) [2023-02-15 23:13:48,145 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 [2023-02-15 23:13:48,146 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:48,152 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:48,152 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:48,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:48,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:48,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:48,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:48,153 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:13:48,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:48,156 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:48,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:48,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:48,161 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) [2023-02-15 23:13:48,161 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 [2023-02-15 23:13:48,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:48,170 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:48,170 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:48,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:48,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:48,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:48,170 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2023-02-15 23:13:48,171 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2023-02-15 23:13:48,171 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:48,174 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,176 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2023-02-15 23:13:48,176 INFO L490 LassoAnalysis]: Using template '2-lex'. [2023-02-15 23:13:48,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:48,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:48,177 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) [2023-02-15 23:13:48,178 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 [2023-02-15 23:13:48,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:48,186 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:48,186 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:48,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:48,186 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:48,186 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:48,211 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2023-02-15 23:13:48,211 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2023-02-15 23:13:48,270 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2023-02-15 23:13:48,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:48,274 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:48,275 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) [2023-02-15 23:13:48,277 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 [2023-02-15 23:13:48,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:48,284 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:48,284 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:48,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:48,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:48,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:48,285 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:48,285 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:48,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:48,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,289 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 [2023-02-15 23:13:48,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:48,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:48,297 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) [2023-02-15 23:13:48,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:48,309 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 [2023-02-15 23:13:48,314 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:48,315 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2023-02-15 23:13:48,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:48,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:48,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:48,315 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2023-02-15 23:13:48,316 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2023-02-15 23:13:48,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:48,318 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,320 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2023-02-15 23:13:48,320 INFO L490 LassoAnalysis]: Using template '3-lex'. [2023-02-15 23:13:48,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:48,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:48,321 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) [2023-02-15 23:13:48,322 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 [2023-02-15 23:13:48,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:48,331 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:48,331 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:48,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:48,331 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2023-02-15 23:13:48,331 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 23:13:48,372 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2023-02-15 23:13:48,372 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2023-02-15 23:13:48,738 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,743 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2023-02-15 23:13:48,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:48,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:48,745 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) [2023-02-15 23:13:48,746 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 [2023-02-15 23:13:48,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:48,754 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:48,754 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:48,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:48,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:48,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:48,754 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 23:13:48,755 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 23:13:48,755 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:48,757 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,759 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2023-02-15 23:13:48,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-02-15 23:13:48,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-02-15 23:13:48,760 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) [2023-02-15 23:13:48,761 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 [2023-02-15 23:13:48,768 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-02-15 23:13:48,775 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2023-02-15 23:13:48,775 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2023-02-15 23:13:48,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-02-15 23:13:48,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-02-15 23:13:48,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-02-15 23:13:48,775 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2023-02-15 23:13:48,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-02-15 23:13:48,776 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-02-15 23:13:48,797 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-02-15 23:13:48,809 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 [2023-02-15 23:13:48,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 15.02 11:13:48 BoogieIcfgContainer [2023-02-15 23:13:48,813 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-02-15 23:13:48,815 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-02-15 23:13:48,815 INFO L271 PluginConnector]: Initializing Witness Printer... [2023-02-15 23:13:48,815 INFO L275 PluginConnector]: Witness Printer initialized [2023-02-15 23:13:48,815 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.02 11:13:43" (3/4) ... [2023-02-15 23:13:48,818 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-02-15 23:13:48,818 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-02-15 23:13:48,819 INFO L158 Benchmark]: Toolchain (without parser) took 5990.58ms. Allocated memory was 121.6MB in the beginning and 211.8MB in the end (delta: 90.2MB). Free memory was 49.8MB in the beginning and 139.4MB in the end (delta: -89.6MB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2023-02-15 23:13:48,819 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 23:13:48,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 140.66ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 49.6MB in the beginning and 115.6MB in the end (delta: -66.0MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-02-15 23:13:48,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.48ms. Allocated memory is still 146.8MB. Free memory was 115.6MB in the beginning and 114.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-15 23:13:48,820 INFO L158 Benchmark]: Boogie Preprocessor took 11.45ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 112.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-02-15 23:13:48,820 INFO L158 Benchmark]: RCFGBuilder took 210.39ms. Allocated memory is still 146.8MB. Free memory was 112.8MB in the beginning and 115.8MB in the end (delta: -3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-02-15 23:13:48,820 INFO L158 Benchmark]: BuchiAutomizer took 5598.29ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 115.8MB in the beginning and 139.4MB in the end (delta: -23.6MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. [2023-02-15 23:13:48,821 INFO L158 Benchmark]: Witness Printer took 3.26ms. Allocated memory is still 211.8MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 23:13:48,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 140.66ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 49.6MB in the beginning and 115.6MB in the end (delta: -66.0MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.48ms. Allocated memory is still 146.8MB. Free memory was 115.6MB in the beginning and 114.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 11.45ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 112.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 210.39ms. Allocated memory is still 146.8MB. Free memory was 112.8MB in the beginning and 115.8MB in the end (delta: -3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5598.29ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 115.8MB in the beginning and 139.4MB in the end (delta: -23.6MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. * Witness Printer took 3.26ms. Allocated memory is still 211.8MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.5s 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: inital64 mio100 ax100 hnf100 lsp135 ukn80 mio100 lsp100 div197 bol100 ite100 ukn100 eq137 hnf97 smp57 dnf247 smp61 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 417ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 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 [2023-02-15 23:13:48,833 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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