./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-bwb/or-05-false.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml', '-i', '../sv-benchmarks/c/termination-bwb/or-05-false.c', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(F end) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '845007623a36603ce9e482c6d1c5ed14d19fc3060912cf335e291aaec83159aa'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-bwb/or-05-false.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --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 845007623a36603ce9e482c6d1c5ed14d19fc3060912cf335e291aaec83159aa --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 23:45:41,565 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 23:45:41,634 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-07 23:45:41,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 23:45:41,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 23:45:41,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 23:45:41,666 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 23:45:41,666 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 23:45:41,666 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 23:45:41,667 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 23:45:41,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 23:45:41,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 23:45:41,668 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 23:45:41,668 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-07 23:45:41,668 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-07 23:45:41,668 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-07 23:45:41,668 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-07 23:45:41,668 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-07 23:45:41,668 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-07 23:45:41,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 23:45:41,669 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-07 23:45:41,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 23:45:41,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 23:45:41,670 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 23:45:41,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 23:45:41,670 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 23:45:41,670 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-07 23:45:41,671 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> 845007623a36603ce9e482c6d1c5ed14d19fc3060912cf335e291aaec83159aa [2024-11-07 23:45:41,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 23:45:41,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 23:45:41,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 23:45:41,898 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 23:45:41,898 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 23:45:41,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-bwb/or-05-false.c [2024-11-07 23:45:42,988 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 23:45:43,142 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 23:45:43,146 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-bwb/or-05-false.c [2024-11-07 23:45:43,152 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dda0aed76/bf15e5a9051e41cf94be36a5fb56d67f/FLAGd3bcc044c [2024-11-07 23:45:43,161 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dda0aed76/bf15e5a9051e41cf94be36a5fb56d67f [2024-11-07 23:45:43,162 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 23:45:43,163 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 23:45:43,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 23:45:43,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 23:45:43,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 23:45:43,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1215b1d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43, skipping insertion in model container [2024-11-07 23:45:43,168 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,176 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 23:45:43,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 23:45:43,257 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 23:45:43,265 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 23:45:43,273 INFO L204 MainTranslator]: Completed translation [2024-11-07 23:45:43,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43 WrapperNode [2024-11-07 23:45:43,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 23:45:43,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 23:45:43,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 23:45:43,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 23:45:43,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,280 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,293 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2024-11-07 23:45:43,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 23:45:43,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 23:45:43,295 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 23:45:43,295 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 23:45:43,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,300 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,301 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,304 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-07 23:45:43,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,305 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,308 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,308 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 23:45:43,309 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 23:45:43,309 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 23:45:43,309 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 23:45:43,310 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (1/1) ... [2024-11-07 23:45:43,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:43,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:43,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:43,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-07 23:45:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 23:45:43,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 23:45:43,386 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 23:45:43,387 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 23:45:43,444 INFO L? ?]: Removed 3 outVars from TransFormulas that were not future-live. [2024-11-07 23:45:43,445 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 23:45:43,449 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 23:45:43,449 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 23:45:43,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:45:43 BoogieIcfgContainer [2024-11-07 23:45:43,450 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 23:45:43,450 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-07 23:45:43,450 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-07 23:45:43,453 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-07 23:45:43,454 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:45:43,454 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 11:45:43" (1/3) ... [2024-11-07 23:45:43,454 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21347922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 11:45:43, skipping insertion in model container [2024-11-07 23:45:43,454 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:45:43,455 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:45:43" (2/3) ... [2024-11-07 23:45:43,455 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@21347922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 11:45:43, skipping insertion in model container [2024-11-07 23:45:43,455 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-07 23:45:43,455 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:45:43" (3/3) ... [2024-11-07 23:45:43,455 INFO L332 chiAutomizerObserver]: Analyzing ICFG or-05-false.c [2024-11-07 23:45:43,490 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-07 23:45:43,490 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-07 23:45:43,490 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-07 23:45:43,490 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-07 23:45:43,490 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-07 23:45:43,491 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-07 23:45:43,491 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-07 23:45:43,491 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-07 23:45:43,494 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:45:43,505 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-07 23:45:43,506 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:45:43,506 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:45:43,509 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-07 23:45:43,509 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:45:43,509 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-07 23:45:43,509 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-07 23:45:43,510 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-07 23:45:43,510 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:45:43,510 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:45:43,510 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-07 23:45:43,510 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-07 23:45:43,516 INFO L745 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0; 5#L20-2true [2024-11-07 23:45:43,516 INFO L747 eck$LassoCheckResult]: Loop: 5#L20-2true assume !!(main_~x~0#1 > 0); 11#L20true assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 5#L20-2true [2024-11-07 23:45:43,520 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:43,520 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-07 23:45:43,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:43,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119677810] [2024-11-07 23:45:43,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:43,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:43,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:43,571 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:43,586 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:43,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:43,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1331, now seen corresponding path program 1 times [2024-11-07 23:45:43,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:43,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685773688] [2024-11-07 23:45:43,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:43,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:43,600 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:43,606 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:43,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:43,609 INFO L85 PathProgramCache]: Analyzing trace with hash 925813, now seen corresponding path program 1 times [2024-11-07 23:45:43,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:43,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819075765] [2024-11-07 23:45:43,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:43,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:43,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:43,616 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:43,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:43,623 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:43,693 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:45:43,694 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:45:43,694 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:45:43,694 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:45:43,694 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-07 23:45:43,694 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:43,694 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:45:43,695 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:45:43,695 INFO L132 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Loop [2024-11-07 23:45:43,695 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:45:43,695 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:45:43,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:43,718 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:43,772 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:45:43,772 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-07 23:45:43,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:43,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:43,775 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:43,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-07 23:45:43,777 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:45:43,777 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:45:43,806 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-07 23:45:43,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:43,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:43,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:43,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-07 23:45:43,810 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-07 23:45:43,810 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:45:43,850 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-07 23:45:43,853 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-07 23:45:43,854 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:45:43,854 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:45:43,854 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:45:43,854 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:45:43,854 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:45:43,854 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:43,854 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:45:43,854 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:45:43,854 INFO L132 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Loop [2024-11-07 23:45:43,854 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:45:43,854 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:45:43,855 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:43,865 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:43,925 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:45:43,927 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:45:43,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:43,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:43,933 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:43,934 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-07 23:45:43,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:43,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:43,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:43,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:43,946 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:43,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:45:43,950 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-07 23:45:43,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:43,953 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:43,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-07 23:45:43,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:43,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:43,966 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:43,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-07 23:45:43,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:43,978 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:43,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:43,978 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:43,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:43,979 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:45:43,980 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-07 23:45:43,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:43,983 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:43,993 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-07 23:45:43,994 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-07 23:45:43,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:43,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:43,996 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:43,998 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-07 23:45:43,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,009 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:44,010 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,010 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,011 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,011 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-07 23:45:44,014 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:45:44,014 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,020 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-07 23:45:44,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,033 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-07 23:45:44,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,045 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:44,046 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,046 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:44,046 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-07 23:45:44,047 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-07 23:45:44,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,049 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,059 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-07 23:45:44,060 INFO L451 LassoAnalysis]: Using template '3-nested'. [2024-11-07 23:45:44,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,064 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-07 23:45:44,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:44,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,075 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,075 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-07 23:45:44,080 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-07 23:45:44,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,084 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,095 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-07 23:45:44,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,098 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-07 23:45:44,099 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:44,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:44,110 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-07 23:45:44,112 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-07 23:45:44,112 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,114 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,124 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-07 23:45:44,125 INFO L451 LassoAnalysis]: Using template '4-nested'. [2024-11-07 23:45:44,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,126 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,127 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-07 23:45:44,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:44,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,138 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,138 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-07 23:45:44,141 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-07 23:45:44,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,146 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,156 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-07 23:45:44,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,159 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-07 23:45:44,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:44,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:44,171 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-07 23:45:44,173 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-07 23:45:44,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-07 23:45:44,187 INFO L451 LassoAnalysis]: Using template '2-phase'. [2024-11-07 23:45:44,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,188 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-07 23:45:44,190 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,201 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,201 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-07 23:45:44,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,201 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,201 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-07 23:45:44,204 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:45:44,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2024-11-07 23:45:44,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,222 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-07 23:45:44,224 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,234 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,234 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-07 23:45:44,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:44,235 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-07 23:45:44,236 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-07 23:45:44,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,240 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,250 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2024-11-07 23:45:44,250 INFO L451 LassoAnalysis]: Using template '3-phase'. [2024-11-07 23:45:44,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,252 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-07 23:45:44,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,265 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,266 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-07 23:45:44,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,266 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,266 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-07 23:45:44,269 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-07 23:45:44,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,288 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-07 23:45:44,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,290 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-07 23:45:44,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,302 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,303 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2024-11-07 23:45:44,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:44,303 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-07 23:45:44,307 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-07 23:45:44,309 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-07 23:45:44,326 INFO L451 LassoAnalysis]: Using template '4-phase'. [2024-11-07 23:45:44,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,329 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2024-11-07 23:45:44,331 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,343 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,343 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-07 23:45:44,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,343 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,343 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-07 23:45:44,350 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2024-11-07 23:45:44,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,364 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2024-11-07 23:45:44,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,378 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,379 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2024-11-07 23:45:44,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,391 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,391 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-07 23:45:44,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:44,392 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2024-11-07 23:45:44,395 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2024-11-07 23:45:44,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,405 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2024-11-07 23:45:44,416 INFO L451 LassoAnalysis]: Using template '2-lex'. [2024-11-07 23:45:44,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,418 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2024-11-07 23:45:44,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,431 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,431 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-07 23:45:44,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,431 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,431 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-07 23:45:44,434 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2024-11-07 23:45:44,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,440 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,450 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2024-11-07 23:45:44,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,451 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,453 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2024-11-07 23:45:44,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,466 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2024-11-07 23:45:44,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:44,466 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2024-11-07 23:45:44,467 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2024-11-07 23:45:44,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,471 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,481 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2024-11-07 23:45:44,481 INFO L451 LassoAnalysis]: Using template '3-lex'. [2024-11-07 23:45:44,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,484 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2024-11-07 23:45:44,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,496 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,496 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-07 23:45:44,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,497 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,497 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-07 23:45:44,500 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2024-11-07 23:45:44,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2024-11-07 23:45:44,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,519 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,521 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2024-11-07 23:45:44,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,533 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2024-11-07 23:45:44,533 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2024-11-07 23:45:44,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-07 23:45:44,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-07 23:45:44,534 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2024-11-07 23:45:44,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-07 23:45:44,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-07 23:45:44,541 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-07 23:45:44,551 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2024-11-07 23:45:44,556 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:45:44,557 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:45:44,557 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:45:44,557 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:45:44,557 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-07 23:45:44,557 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,557 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:45:44,557 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:45:44,557 INFO L132 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Lasso [2024-11-07 23:45:44,557 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:45:44,557 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:45:44,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,567 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,612 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:45:44,612 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-07 23:45:44,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,614 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2024-11-07 23:45:44,616 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-07 23:45:44,616 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:45:44,637 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2024-11-07 23:45:44,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,639 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2024-11-07 23:45:44,640 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-07 23:45:44,640 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-07 23:45:44,668 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-07 23:45:44,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2024-11-07 23:45:44,672 INFO L204 LassoAnalysis]: Preferences: [2024-11-07 23:45:44,673 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-07 23:45:44,673 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-07 23:45:44,673 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-07 23:45:44,673 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-07 23:45:44,673 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,673 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-07 23:45:44,673 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-07 23:45:44,673 INFO L132 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Lasso [2024-11-07 23:45:44,673 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-07 23:45:44,673 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-07 23:45:44,674 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,686 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,688 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-07 23:45:44,739 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-07 23:45:44,740 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-07 23:45:44,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,742 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2024-11-07 23:45:44,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-07 23:45:44,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-07 23:45:44,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-07 23:45:44,754 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-07 23:45:44,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-07 23:45:44,762 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-07 23:45:44,762 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-07 23:45:44,770 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-07 23:45:44,784 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2024-11-07 23:45:44,786 INFO L444 ModelExtractionUtils]: 1 out of 11 variables were initially zero. Simplification set additionally 3 variables to zero. [2024-11-07 23:45:44,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-07 23:45:44,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 23:45:44,788 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-07 23:45:44,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2024-11-07 23:45:44,790 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-07 23:45:44,802 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-07 23:45:44,803 INFO L474 LassoAnalysis]: Proved termination. [2024-11-07 23:45:44,803 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = -2*ULTIMATE.start_main_~y~0#1 + 3 Supporting invariants [-1*ULTIMATE.start_main_~y~0#1 + 1 >= 0] [2024-11-07 23:45:44,813 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2024-11-07 23:45:44,817 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2024-11-07 23:45:44,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:44,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:45:44,850 WARN L253 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-07 23:45:44,851 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:45:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:45:44,858 WARN L253 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 23:45:44,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 23:45:44,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:45:44,885 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2024-11-07 23:45:44,886 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-07 23:45:44,930 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 11 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 41 transitions. Complement of second has 6 states. [2024-11-07 23:45:44,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-07 23:45:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2024-11-07 23:45:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 20 transitions. [2024-11-07 23:45:44,940 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 2 letters. [2024-11-07 23:45:44,941 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:45:44,941 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-07 23:45:44,941 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:45:44,941 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 20 transitions. Stem has 2 letters. Loop has 4 letters. [2024-11-07 23:45:44,941 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-07 23:45:44,942 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 41 transitions. [2024-11-07 23:45:44,943 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-07 23:45:44,946 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 17 states and 24 transitions. [2024-11-07 23:45:44,947 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-07 23:45:44,947 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:45:44,947 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 24 transitions. [2024-11-07 23:45:44,948 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:45:44,948 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions. [2024-11-07 23:45:44,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 24 transitions. [2024-11-07 23:45:44,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2024-11-07 23:45:44,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.4375) internal successors, (23), 15 states have internal predecessors, (23), 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) [2024-11-07 23:45:44,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 23 transitions. [2024-11-07 23:45:44,966 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2024-11-07 23:45:44,967 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 23 transitions. [2024-11-07 23:45:44,967 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-07 23:45:44,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 23 transitions. [2024-11-07 23:45:44,968 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-07 23:45:44,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:45:44,968 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:45:44,968 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-07 23:45:44,968 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-07 23:45:44,968 INFO L745 eck$LassoCheckResult]: Stem: 94#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 95#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0; 98#L20-2 assume !!(main_~x~0#1 > 0); 85#L20 [2024-11-07 23:45:44,969 INFO L747 eck$LassoCheckResult]: Loop: 85#L20 assume 1 == main_~y~0#1; 88#L21 assume 0 == main_~y~0#1 || main_~y~0#1 == 1 + main_~y~0#1;main_#t~bitwise1#1 := 1 + main_~y~0#1; 89#L21-5 main_~x~0#1 := main_#t~bitwise1#1;havoc main_#t~bitwise1#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 84#L20-2 assume !!(main_~x~0#1 > 0); 85#L20 [2024-11-07 23:45:44,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:44,971 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2024-11-07 23:45:44,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:44,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383685981] [2024-11-07 23:45:44,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:44,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:44,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:44,974 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:44,977 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:44,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:44,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1357780, now seen corresponding path program 1 times [2024-11-07 23:45:44,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:44,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678849963] [2024-11-07 23:45:44,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:44,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:45:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:45:45,009 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:45:45,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678849963] [2024-11-07 23:45:45,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678849963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 23:45:45,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 23:45:45,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 23:45:45,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295933801] [2024-11-07 23:45:45,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 23:45:45,012 INFO L762 eck$LassoCheckResult]: loop already infeasible [2024-11-07 23:45:45,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:45:45,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 23:45:45,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 23:45:45,014 INFO L87 Difference]: Start difference. First operand 16 states and 23 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 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) [2024-11-07 23:45:45,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:45:45,025 INFO L93 Difference]: Finished difference Result 18 states and 22 transitions. [2024-11-07 23:45:45,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 22 transitions. [2024-11-07 23:45:45,026 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-07 23:45:45,026 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 22 transitions. [2024-11-07 23:45:45,026 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 10 [2024-11-07 23:45:45,026 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2024-11-07 23:45:45,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 22 transitions. [2024-11-07 23:45:45,026 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:45:45,026 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 22 transitions. [2024-11-07 23:45:45,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 22 transitions. [2024-11-07 23:45:45,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 16. [2024-11-07 23:45:45,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.1875) internal successors, (19), 15 states have internal predecessors, (19), 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) [2024-11-07 23:45:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 19 transitions. [2024-11-07 23:45:45,027 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 19 transitions. [2024-11-07 23:45:45,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 23:45:45,028 INFO L425 stractBuchiCegarLoop]: Abstraction has 16 states and 19 transitions. [2024-11-07 23:45:45,028 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-07 23:45:45,028 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 19 transitions. [2024-11-07 23:45:45,028 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-07 23:45:45,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:45:45,029 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:45:45,029 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-07 23:45:45,029 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-07 23:45:45,029 INFO L745 eck$LassoCheckResult]: Stem: 132#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 133#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0; 138#L20-2 assume !!(main_~x~0#1 > 0); 125#L20 [2024-11-07 23:45:45,029 INFO L747 eck$LassoCheckResult]: Loop: 125#L20 assume 1 == main_~y~0#1; 128#L21 assume !(0 == main_~y~0#1 || main_~y~0#1 == 1 + main_~y~0#1); 129#L21-2 assume !(0 == 1 + main_~y~0#1); 134#L21-4 havoc main_#t~bitwise1#1;assume (((((main_~y~0#1 < 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 >= 1 + main_~y~0#1) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 >= main_~y~0#1)) && ((main_~y~0#1 < 0 || 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 <= main_~y~0#1 + (1 + main_~y~0#1))) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 < 0)) && main_#t~bitwise1#1 <= 2147483647; 136#L21-5 main_~x~0#1 := main_#t~bitwise1#1;havoc main_#t~bitwise1#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 124#L20-2 assume !!(main_~x~0#1 > 0); 125#L20 [2024-11-07 23:45:45,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:45,029 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2024-11-07 23:45:45,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:45,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087692176] [2024-11-07 23:45:45,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:45,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,032 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,033 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:45,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:45,033 INFO L85 PathProgramCache]: Analyzing trace with hash 1306598551, now seen corresponding path program 1 times [2024-11-07 23:45:45,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:45,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287887790] [2024-11-07 23:45:45,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:45,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,045 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:45,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,048 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:45,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:45,049 INFO L85 PathProgramCache]: Analyzing trace with hash 585840638, now seen corresponding path program 1 times [2024-11-07 23:45:45,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:45,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077101213] [2024-11-07 23:45:45,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:45,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:45,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 23:45:45,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 23:45:45,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 23:45:45,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077101213] [2024-11-07 23:45:45,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077101213] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 23:45:45,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 23:45:45,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 23:45:45,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953200003] [2024-11-07 23:45:45,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 23:45:45,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 23:45:45,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 23:45:45,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 23:45:45,134 INFO L87 Difference]: Start difference. First operand 16 states and 19 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) [2024-11-07 23:45:45,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 23:45:45,147 INFO L93 Difference]: Finished difference Result 18 states and 20 transitions. [2024-11-07 23:45:45,147 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 20 transitions. [2024-11-07 23:45:45,147 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-07 23:45:45,148 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 17 states and 19 transitions. [2024-11-07 23:45:45,148 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2024-11-07 23:45:45,148 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-11-07 23:45:45,148 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 19 transitions. [2024-11-07 23:45:45,148 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-07 23:45:45,148 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2024-11-07 23:45:45,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 19 transitions. [2024-11-07 23:45:45,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17. [2024-11-07 23:45:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 16 states have internal predecessors, (19), 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) [2024-11-07 23:45:45,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 19 transitions. [2024-11-07 23:45:45,149 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 19 transitions. [2024-11-07 23:45:45,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 23:45:45,151 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 19 transitions. [2024-11-07 23:45:45,152 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2024-11-07 23:45:45,152 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 19 transitions. [2024-11-07 23:45:45,152 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2024-11-07 23:45:45,153 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-07 23:45:45,153 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-07 23:45:45,153 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1] [2024-11-07 23:45:45,153 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-07 23:45:45,154 INFO L745 eck$LassoCheckResult]: Stem: 174#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 175#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0; 166#L20-2 assume !!(main_~x~0#1 > 0); 167#L20 assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 181#L20-2 assume !!(main_~x~0#1 > 0); 180#L20 [2024-11-07 23:45:45,154 INFO L747 eck$LassoCheckResult]: Loop: 180#L20 assume 1 == main_~y~0#1; 170#L21 assume !(0 == main_~y~0#1 || main_~y~0#1 == 1 + main_~y~0#1); 171#L21-2 assume !(0 == 1 + main_~y~0#1); 176#L21-4 havoc main_#t~bitwise1#1;assume (((((main_~y~0#1 < 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 >= 1 + main_~y~0#1) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 >= main_~y~0#1)) && ((main_~y~0#1 < 0 || 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 <= main_~y~0#1 + (1 + main_~y~0#1))) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 < 0)) && main_#t~bitwise1#1 <= 2147483647; 178#L21-5 main_~x~0#1 := main_#t~bitwise1#1;havoc main_#t~bitwise1#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 182#L20-2 assume !!(main_~x~0#1 > 0); 180#L20 [2024-11-07 23:45:45,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:45,154 INFO L85 PathProgramCache]: Analyzing trace with hash 28700214, now seen corresponding path program 2 times [2024-11-07 23:45:45,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:45,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369414576] [2024-11-07 23:45:45,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:45,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,160 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:45,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:45,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1306598551, now seen corresponding path program 2 times [2024-11-07 23:45:45,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:45,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515789268] [2024-11-07 23:45:45,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:45,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,165 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,168 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:45,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 23:45:45,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1922486028, now seen corresponding path program 1 times [2024-11-07 23:45:45,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 23:45:45,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744827419] [2024-11-07 23:45:45,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 23:45:45,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 23:45:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,173 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,177 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 23:45:45,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,246 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 23:45:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 23:45:45,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.11 11:45:45 BoogieIcfgContainer [2024-11-07 23:45:45,254 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-07 23:45:45,255 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-07 23:45:45,255 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-07 23:45:45,255 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-07 23:45:45,255 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:45:43" (3/4) ... [2024-11-07 23:45:45,256 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-07 23:45:45,257 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-07 23:45:45,257 INFO L158 Benchmark]: Toolchain (without parser) took 2094.15ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 36.0MB in the end (delta: 41.3MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2024-11-07 23:45:45,257 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 23:45:45,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 109.68ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 67.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 23:45:45,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.04ms. Allocated memory is still 100.7MB. Free memory was 67.2MB in the beginning and 66.2MB in the end (delta: 989.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 23:45:45,258 INFO L158 Benchmark]: Boogie Preprocessor took 14.12ms. Allocated memory is still 100.7MB. Free memory was 66.2MB in the beginning and 65.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 23:45:45,258 INFO L158 Benchmark]: RCFGBuilder took 140.71ms. Allocated memory is still 100.7MB. Free memory was 65.2MB in the beginning and 56.6MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-07 23:45:45,258 INFO L158 Benchmark]: BuchiAutomizer took 1804.05ms. Allocated memory is still 100.7MB. Free memory was 56.6MB in the beginning and 36.0MB in the end (delta: 20.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-11-07 23:45:45,259 INFO L158 Benchmark]: Witness Printer took 2.11ms. Allocated memory is still 100.7MB. Free memory was 36.0MB in the beginning and 36.0MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-07 23:45:45,260 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 109.68ms. Allocated memory is still 100.7MB. Free memory was 77.1MB in the beginning and 67.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.04ms. Allocated memory is still 100.7MB. Free memory was 67.2MB in the beginning and 66.2MB in the end (delta: 989.1kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.12ms. Allocated memory is still 100.7MB. Free memory was 66.2MB in the beginning and 65.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 140.71ms. Allocated memory is still 100.7MB. Free memory was 65.2MB in the beginning and 56.6MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1804.05ms. Allocated memory is still 100.7MB. Free memory was 56.6MB in the beginning and 36.0MB in the end (delta: 20.6MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Witness Printer took 2.11ms. Allocated memory is still 100.7MB. Free memory was 36.0MB in the beginning and 36.0MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (2 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function (3 + ((long) -2 * y)) and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 17 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.7s and 4 iterations. TraceHistogramMax:2. Analysis of lassos took 1.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 2 NontrivialMinimizations. 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 [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 27 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31 IncrementalHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 20 mSDtfsCounter, 31 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf100 lsp58 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq189 hnf94 smp100 dnf132 smp100 tf104 neg100 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 62ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer cannot decide termination for the following lasso because it contains the following overapproximations. Overapproximations C: y|(y+1) [21] (Reason bitwiseOr) Lasso Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~bitwise1#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;" "assume !!(main_~x~0#1 > 0);" "assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;" "assume !!(main_~x~0#1 > 0);" Loop: "assume 1 == main_~y~0#1;" "assume !(0 == main_~y~0#1 || main_~y~0#1 == 1 + main_~y~0#1);" "assume !(0 == 1 + main_~y~0#1);" "havoc main_#t~bitwise1#1;assume (((((main_~y~0#1 < 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 >= 1 + main_~y~0#1) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 >= main_~y~0#1)) && ((main_~y~0#1 < 0 || 1 + main_~y~0#1 < 0) || main_#t~bitwise1#1 <= main_~y~0#1 + (1 + main_~y~0#1))) && ((main_~y~0#1 >= 0 && 1 + main_~y~0#1 >= 0) || main_#t~bitwise1#1 < 0)) && main_#t~bitwise1#1 <= 2147483647;" "main_~x~0#1 := main_#t~bitwise1#1;havoc main_#t~bitwise1#1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;" "assume !!(main_~x~0#1 > 0);" RESULT: Ultimate could not prove your program: unable to determine termination [2024-11-07 23:45:45,275 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2024-11-07 23:45:45,479 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate-jdk21/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