./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c00e63dc 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-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i -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 0dd810d674c4cff9336e312b19e9358b8b865ab368a2555cf5d277ff73d72d47 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 19:04:12,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 19:04:12,279 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-02-06 19:04:12,282 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 19:04:12,282 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 19:04:12,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-06 19:04:12,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 19:04:12,297 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 19:04:12,297 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 19:04:12,297 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 19:04:12,297 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 19:04:12,298 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 19:04:12,298 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 19:04:12,298 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 19:04:12,298 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-06 19:04:12,298 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-06 19:04:12,298 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-06 19:04:12,298 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-06 19:04:12,298 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-06 19:04:12,298 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-06 19:04:12,299 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 19:04:12,299 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 19:04:12,300 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 19:04:12,300 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 19:04:12,300 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 19:04:12,300 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 19:04:12,300 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-06 19:04:12,300 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 -> 0dd810d674c4cff9336e312b19e9358b8b865ab368a2555cf5d277ff73d72d47 [2025-02-06 19:04:12,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 19:04:12,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 19:04:12,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 19:04:12,524 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 19:04:12,524 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 19:04:12,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2025-02-06 19:04:13,705 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1545ee855/549144ae56774a13abde4c00c25251aa/FLAG04a64ed9c [2025-02-06 19:04:13,960 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 19:04:13,961 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2025-02-06 19:04:13,969 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1545ee855/549144ae56774a13abde4c00c25251aa/FLAG04a64ed9c [2025-02-06 19:04:14,281 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1545ee855/549144ae56774a13abde4c00c25251aa [2025-02-06 19:04:14,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 19:04:14,285 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 19:04:14,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 19:04:14,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 19:04:14,288 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 19:04:14,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12423786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14, skipping insertion in model container [2025-02-06 19:04:14,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,308 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 19:04:14,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 19:04:14,485 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 19:04:14,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 19:04:14,535 INFO L204 MainTranslator]: Completed translation [2025-02-06 19:04:14,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14 WrapperNode [2025-02-06 19:04:14,536 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 19:04:14,537 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 19:04:14,537 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 19:04:14,537 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 19:04:14,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,548 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,561 INFO L138 Inliner]: procedures = 110, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2025-02-06 19:04:14,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 19:04:14,563 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 19:04:14,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 19:04:14,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 19:04:14,568 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,571 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,580 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [4, 5, 5]. 36 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 8 writes are split as follows [2, 3, 3]. [2025-02-06 19:04:14,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,584 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,587 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 19:04:14,588 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 19:04:14,588 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 19:04:14,588 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 19:04:14,588 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (1/1) ... [2025-02-06 19:04:14,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:14,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:14,614 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) [2025-02-06 19:04:14,616 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 [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 19:04:14,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 19:04:14,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 19:04:14,712 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 19:04:14,713 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 19:04:14,831 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2025-02-06 19:04:14,831 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 19:04:14,837 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 19:04:14,837 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 19:04:14,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:04:14 BoogieIcfgContainer [2025-02-06 19:04:14,838 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 19:04:14,839 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-06 19:04:14,839 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-06 19:04:14,843 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-06 19:04:14,843 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:04:14,844 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.02 07:04:14" (1/3) ... [2025-02-06 19:04:14,844 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40c58d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.02 07:04:14, skipping insertion in model container [2025-02-06 19:04:14,844 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:04:14,844 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:04:14" (2/3) ... [2025-02-06 19:04:14,845 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@40c58d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.02 07:04:14, skipping insertion in model container [2025-02-06 19:04:14,845 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:04:14,845 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:04:14" (3/3) ... [2025-02-06 19:04:14,845 INFO L363 chiAutomizerObserver]: Analyzing ICFG CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i [2025-02-06 19:04:14,872 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-06 19:04:14,872 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-06 19:04:14,873 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-06 19:04:14,873 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-06 19:04:14,873 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-06 19:04:14,873 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-06 19:04:14,873 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-06 19:04:14,873 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-06 19:04:14,876 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) [2025-02-06 19:04:14,885 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-02-06 19:04:14,885 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:04:14,885 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:04:14,889 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:04:14,889 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-02-06 19:04:14,889 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-06 19:04:14,889 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) [2025-02-06 19:04:14,889 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-02-06 19:04:14,890 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:04:14,890 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:04:14,890 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:04:14,890 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-02-06 19:04:14,894 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" [2025-02-06 19:04:14,894 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2025-02-06 19:04:14,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:14,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1472, now seen corresponding path program 1 times [2025-02-06 19:04:14,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:14,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843971484] [2025-02-06 19:04:14,902 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:04:14,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:14,956 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:04:14,975 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:04:14,975 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:14,975 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:14,975 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:14,978 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:04:14,989 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:04:14,989 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:14,989 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:14,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:15,000 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:15,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1270147192, now seen corresponding path program 1 times [2025-02-06 19:04:15,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:15,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815335093] [2025-02-06 19:04:15,001 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:04:15,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:15,008 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:15,014 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:15,014 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:15,015 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:15,015 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:15,016 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:15,021 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:15,021 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:15,021 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:15,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:15,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:15,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1118003959, now seen corresponding path program 1 times [2025-02-06 19:04:15,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:15,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483216609] [2025-02-06 19:04:15,025 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:04:15,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:15,037 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:04:15,052 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:04:15,052 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:15,052 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:15,052 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:15,055 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:04:15,066 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:04:15,066 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:15,066 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:15,069 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:15,622 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:04:15,622 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:04:15,622 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:04:15,622 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:04:15,623 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:04:15,623 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:15,623 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:04:15,623 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:04:15,623 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration1_Lasso [2025-02-06 19:04:15,623 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:04:15,624 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:04:15,637 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:15,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:15,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:15,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:15,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:15,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:15,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,103 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,105 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,110 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,115 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,121 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:16,441 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:04:16,444 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:04:16,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,454 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) [2025-02-06 19:04:16,456 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 [2025-02-06 19:04:16,457 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 [2025-02-06 19:04:16,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,468 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:16,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,468 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:16,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:16,473 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,479 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 [2025-02-06 19:04:16,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,480 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,482 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) [2025-02-06 19:04:16,484 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 [2025-02-06 19:04:16,485 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 [2025-02-06 19:04:16,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:16,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,495 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,495 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:16,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:16,496 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:16,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,504 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) [2025-02-06 19:04:16,506 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 [2025-02-06 19:04:16,507 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 [2025-02-06 19:04:16,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:16,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,517 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:16,517 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:16,518 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,524 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 [2025-02-06 19:04:16,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,524 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,526 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) [2025-02-06 19:04:16,527 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 [2025-02-06 19:04:16,529 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 [2025-02-06 19:04:16,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:16,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,539 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:16,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:16,540 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,545 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:16,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,546 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,549 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) [2025-02-06 19:04:16,552 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 [2025-02-06 19:04:16,554 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 [2025-02-06 19:04:16,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:16,571 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:16,574 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,580 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 [2025-02-06 19:04:16,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,584 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) [2025-02-06 19:04:16,585 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 [2025-02-06 19:04:16,587 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 [2025-02-06 19:04:16,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:16,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:16,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:16,599 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:16,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,607 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) [2025-02-06 19:04:16,608 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 [2025-02-06 19:04:16,609 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 [2025-02-06 19:04:16,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,620 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,620 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,620 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:16,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:16,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:16,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,635 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) [2025-02-06 19:04:16,636 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 [2025-02-06 19:04:16,637 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 [2025-02-06 19:04:16,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:16,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:16,654 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,660 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 [2025-02-06 19:04:16,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,662 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) [2025-02-06 19:04:16,663 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 [2025-02-06 19:04:16,667 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 [2025-02-06 19:04:16,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,686 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:16,686 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:16,697 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-02-06 19:04:16,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,705 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) [2025-02-06 19:04:16,707 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 [2025-02-06 19:04:16,708 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 [2025-02-06 19:04:16,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,721 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:16,721 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:16,723 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,729 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 [2025-02-06 19:04:16,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,731 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) [2025-02-06 19:04:16,732 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 [2025-02-06 19:04:16,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:16,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,744 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,744 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,748 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:16,748 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:16,754 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:16,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,762 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) [2025-02-06 19:04:16,764 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 [2025-02-06 19:04:16,765 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 [2025-02-06 19:04:16,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,774 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:16,777 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:16,780 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:16,786 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 [2025-02-06 19:04:16,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,788 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) [2025-02-06 19:04:16,789 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 [2025-02-06 19:04:16,791 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 [2025-02-06 19:04:16,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:16,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:16,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:16,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:16,804 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:16,804 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:16,809 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:04:16,825 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2025-02-06 19:04:16,827 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2025-02-06 19:04:16,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:16,829 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:16,830 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) [2025-02-06 19:04:16,832 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 [2025-02-06 19:04:16,833 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:04:16,845 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-06 19:04:16,845 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:04:16,845 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_1) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_1 Supporting invariants [] [2025-02-06 19:04:16,851 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 [2025-02-06 19:04:16,954 INFO L156 tatePredicateManager]: 23 out of 24 supporting invariants were superfluous and have been removed [2025-02-06 19:04:16,960 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-06 19:04:16,961 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-06 19:04:16,961 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2025-02-06 19:04:16,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:16,995 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:04:17,009 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:04:17,010 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,010 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:17,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-06 19:04:17,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:17,026 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:17,032 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:17,032 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,032 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:17,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-06 19:04:17,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:04:17,150 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-02-06 19:04:17,151 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 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:17,233 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 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 47 states and 65 transitions. Complement of second has 10 states. [2025-02-06 19:04:17,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2025-02-06 19:04:17,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:17,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 25 transitions. [2025-02-06 19:04:17,246 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 2 letters. Loop has 6 letters. [2025-02-06 19:04:17,247 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:17,247 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 8 letters. Loop has 6 letters. [2025-02-06 19:04:17,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:17,248 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 25 transitions. Stem has 2 letters. Loop has 12 letters. [2025-02-06 19:04:17,248 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:17,248 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 65 transitions. [2025-02-06 19:04:17,250 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2025-02-06 19:04:17,253 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 31 states and 44 transitions. [2025-02-06 19:04:17,254 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2025-02-06 19:04:17,255 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2025-02-06 19:04:17,255 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 44 transitions. [2025-02-06 19:04:17,256 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:04:17,256 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 44 transitions. [2025-02-06 19:04:17,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 44 transitions. [2025-02-06 19:04:17,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 30. [2025-02-06 19:04:17,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 30 states have (on average 1.4) internal successors, (42), 29 states have internal predecessors, (42), 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) [2025-02-06 19:04:17,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 42 transitions. [2025-02-06 19:04:17,275 INFO L240 hiAutomatonCegarLoop]: Abstraction has 30 states and 42 transitions. [2025-02-06 19:04:17,275 INFO L432 stractBuchiCegarLoop]: Abstraction has 30 states and 42 transitions. [2025-02-06 19:04:17,275 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-06 19:04:17,275 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 30 states and 42 transitions. [2025-02-06 19:04:17,276 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 12 [2025-02-06 19:04:17,277 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:04:17,277 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:04:17,277 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-02-06 19:04:17,277 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-02-06 19:04:17,277 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" [2025-02-06 19:04:17,278 INFO L754 eck$LassoCheckResult]: Loop: "assume !main_#t~short10#1;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" [2025-02-06 19:04:17,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:17,278 INFO L85 PathProgramCache]: Analyzing trace with hash 45645, now seen corresponding path program 1 times [2025-02-06 19:04:17,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:17,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496036677] [2025-02-06 19:04:17,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:04:17,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:17,288 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:04:17,305 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:04:17,305 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,305 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:17,305 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:17,307 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:04:17,316 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:04:17,316 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,316 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:17,322 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:17,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:17,322 INFO L85 PathProgramCache]: Analyzing trace with hash 1240533833, now seen corresponding path program 1 times [2025-02-06 19:04:17,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:17,322 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447195046] [2025-02-06 19:04:17,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:04:17,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:17,329 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:17,331 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:17,334 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,334 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:17,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:04:17,387 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:04:17,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447195046] [2025-02-06 19:04:17,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447195046] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 19:04:17,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 19:04:17,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 19:04:17,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580012945] [2025-02-06 19:04:17,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 19:04:17,389 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-02-06 19:04:17,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:04:17,390 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-06 19:04:17,390 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-06 19:04:17,391 INFO L87 Difference]: Start difference. First operand 30 states and 42 transitions. cyclomatic complexity: 15 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 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) [2025-02-06 19:04:17,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:04:17,409 INFO L93 Difference]: Finished difference Result 31 states and 35 transitions. [2025-02-06 19:04:17,409 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 35 transitions. [2025-02-06 19:04:17,412 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-02-06 19:04:17,413 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 20 states and 23 transitions. [2025-02-06 19:04:17,413 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2025-02-06 19:04:17,413 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14 [2025-02-06 19:04:17,413 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 23 transitions. [2025-02-06 19:04:17,413 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:04:17,414 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 23 transitions. [2025-02-06 19:04:17,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 23 transitions. [2025-02-06 19:04:17,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2025-02-06 19:04:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.15) internal successors, (23), 19 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) [2025-02-06 19:04:17,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2025-02-06 19:04:17,416 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 23 transitions. [2025-02-06 19:04:17,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-02-06 19:04:17,417 INFO L432 stractBuchiCegarLoop]: Abstraction has 20 states and 23 transitions. [2025-02-06 19:04:17,418 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-02-06 19:04:17,418 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 23 transitions. [2025-02-06 19:04:17,418 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-02-06 19:04:17,418 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:04:17,418 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:04:17,418 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 19:04:17,419 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-02-06 19:04:17,419 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2025-02-06 19:04:17,419 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2025-02-06 19:04:17,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:17,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1118003960, now seen corresponding path program 1 times [2025-02-06 19:04:17,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:17,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706466855] [2025-02-06 19:04:17,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:04:17,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:17,429 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:04:17,449 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:04:17,452 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,452 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:17,453 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:17,455 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:04:17,470 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:04:17,470 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,470 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:17,472 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:17,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:17,473 INFO L85 PathProgramCache]: Analyzing trace with hash 1270147192, now seen corresponding path program 2 times [2025-02-06 19:04:17,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:17,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706366676] [2025-02-06 19:04:17,473 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:04:17,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:17,481 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:17,490 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:17,490 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 19:04:17,490 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:17,490 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:17,492 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:17,501 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:17,501 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,501 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:17,506 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:17,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:17,506 INFO L85 PathProgramCache]: Analyzing trace with hash -185993681, now seen corresponding path program 1 times [2025-02-06 19:04:17,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:17,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252730351] [2025-02-06 19:04:17,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:04:17,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:17,519 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-06 19:04:17,546 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:04:17,549 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,550 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:17,550 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:17,553 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-06 19:04:17,572 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:04:17,572 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:17,572 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:17,579 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:17,719 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-02-06 19:04:18,240 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:04:18,240 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:04:18,240 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:04:18,240 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:04:18,240 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:04:18,240 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:18,241 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:04:18,241 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:04:18,241 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration3_Lasso [2025-02-06 19:04:18,241 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:04:18,241 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:04:18,243 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,244 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,247 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,249 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,251 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,253 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,254 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,256 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,257 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,259 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,260 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,262 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,264 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,265 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,656 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:18,905 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:04:18,905 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:04:18,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:18,905 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:18,908 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) [2025-02-06 19:04:18,908 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 [2025-02-06 19:04:18,909 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 [2025-02-06 19:04:18,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:18,919 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:18,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:18,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:18,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:18,920 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:18,920 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:18,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:18,928 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:18,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:18,928 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:18,931 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) [2025-02-06 19:04:18,932 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 [2025-02-06 19:04:18,933 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:18,942 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:18,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:18,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:18,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:18,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:18,943 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:18,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:18,944 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:18,950 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 [2025-02-06 19:04:18,950 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:18,950 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:18,952 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) [2025-02-06 19:04:18,954 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 [2025-02-06 19:04:18,956 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 [2025-02-06 19:04:18,974 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:18,974 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:18,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:18,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:18,974 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:18,975 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:18,975 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:18,976 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:18,981 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 [2025-02-06 19:04:18,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:18,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:18,983 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) [2025-02-06 19:04:18,985 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 [2025-02-06 19:04:18,985 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 [2025-02-06 19:04:18,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:18,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:18,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:18,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:19,004 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:19,009 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,015 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-02-06 19:04:19,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,018 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) [2025-02-06 19:04:19,019 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 [2025-02-06 19:04:19,020 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 [2025-02-06 19:04:19,030 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,030 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,037 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 [2025-02-06 19:04:19,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,039 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) [2025-02-06 19:04:19,040 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 [2025-02-06 19:04:19,042 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 [2025-02-06 19:04:19,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,052 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,052 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,054 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,059 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:19,059 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,059 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,061 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) [2025-02-06 19:04:19,062 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 [2025-02-06 19:04:19,063 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 [2025-02-06 19:04:19,073 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,073 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,073 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,074 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,074 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,075 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,080 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 [2025-02-06 19:04:19,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,083 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) [2025-02-06 19:04:19,084 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 [2025-02-06 19:04:19,085 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 [2025-02-06 19:04:19,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,095 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,095 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,095 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,096 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:19,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,105 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) [2025-02-06 19:04:19,105 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 [2025-02-06 19:04:19,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:19,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,116 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,117 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,118 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,124 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 [2025-02-06 19:04:19,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,124 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,126 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) [2025-02-06 19:04:19,126 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 [2025-02-06 19:04:19,128 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 [2025-02-06 19:04:19,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,140 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,145 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:19,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,148 INFO L229 MonitoredProcess]: Starting monitored process 26 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) [2025-02-06 19:04:19,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-02-06 19:04:19,150 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 [2025-02-06 19:04:19,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,162 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-02-06 19:04:19,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,170 INFO L229 MonitoredProcess]: Starting monitored process 27 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) [2025-02-06 19:04:19,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-02-06 19:04:19,172 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:19,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:19,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:19,186 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-02-06 19:04:19,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,193 INFO L229 MonitoredProcess]: Starting monitored process 28 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) [2025-02-06 19:04:19,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-02-06 19:04:19,196 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 [2025-02-06 19:04:19,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,206 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:19,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,216 INFO L229 MonitoredProcess]: Starting monitored process 29 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) [2025-02-06 19:04:19,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-02-06 19:04:19,218 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 [2025-02-06 19:04:19,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,229 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,229 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,229 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,230 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:19,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,237 INFO L229 MonitoredProcess]: Starting monitored process 30 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) [2025-02-06 19:04:19,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-02-06 19:04:19,239 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 [2025-02-06 19:04:19,248 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,250 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:19,250 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:19,254 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:19,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-02-06 19:04:19,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,263 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,265 INFO L229 MonitoredProcess]: Starting monitored process 31 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) [2025-02-06 19:04:19,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-02-06 19:04:19,267 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 [2025-02-06 19:04:19,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:19,277 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:19,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:19,277 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:19,277 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:19,278 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:19,278 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:19,280 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:04:19,282 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-02-06 19:04:19,282 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2025-02-06 19:04:19,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:19,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:19,284 INFO L229 MonitoredProcess]: Starting monitored process 32 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) [2025-02-06 19:04:19,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-02-06 19:04:19,286 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:04:19,286 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-02-06 19:04:19,286 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:04:19,286 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2 Supporting invariants [] [2025-02-06 19:04:19,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-02-06 19:04:19,332 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2025-02-06 19:04:19,333 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-06 19:04:19,333 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-06 19:04:19,333 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2025-02-06 19:04:19,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:19,356 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:04:19,368 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:04:19,368 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:19,368 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:19,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:04:19,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:19,385 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:19,390 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:19,391 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:19,391 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:19,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 19:04:19,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:04:19,432 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2025-02-06 19:04:19,432 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 23 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2025-02-06 19:04:19,456 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 23 transitions. cyclomatic complexity: 5. Second operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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 32 states and 37 transitions. Complement of second has 7 states. [2025-02-06 19:04:19,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:04:19,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.5) internal successors, (14), 4 states have internal predecessors, (14), 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) [2025-02-06 19:04:19,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 15 transitions. [2025-02-06 19:04:19,459 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 8 letters. Loop has 6 letters. [2025-02-06 19:04:19,459 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:19,459 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 14 letters. Loop has 6 letters. [2025-02-06 19:04:19,459 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:19,459 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 15 transitions. Stem has 8 letters. Loop has 12 letters. [2025-02-06 19:04:19,459 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:19,459 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 37 transitions. [2025-02-06 19:04:19,460 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-02-06 19:04:19,460 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 32 states and 37 transitions. [2025-02-06 19:04:19,460 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2025-02-06 19:04:19,461 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2025-02-06 19:04:19,461 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 37 transitions. [2025-02-06 19:04:19,461 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:04:19,461 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2025-02-06 19:04:19,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 37 transitions. [2025-02-06 19:04:19,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2025-02-06 19:04:19,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.15625) internal successors, (37), 31 states have internal predecessors, (37), 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) [2025-02-06 19:04:19,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 37 transitions. [2025-02-06 19:04:19,462 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 37 transitions. [2025-02-06 19:04:19,462 INFO L432 stractBuchiCegarLoop]: Abstraction has 32 states and 37 transitions. [2025-02-06 19:04:19,463 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-02-06 19:04:19,463 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 37 transitions. [2025-02-06 19:04:19,463 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-02-06 19:04:19,463 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:04:19,463 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:04:19,463 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1] [2025-02-06 19:04:19,463 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-02-06 19:04:19,464 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2025-02-06 19:04:19,464 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume 0 != main_#t~nondet13#1;havoc main_#t~nondet13#1;call main_#t~mem14#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int#1(main_#t~mem14#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~nondet15#1;call write~int#2(main_#t~nondet15#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet15#1;" [2025-02-06 19:04:19,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:19,464 INFO L85 PathProgramCache]: Analyzing trace with hash -185993680, now seen corresponding path program 2 times [2025-02-06 19:04:19,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:19,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58849168] [2025-02-06 19:04:19,464 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:04:19,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:19,481 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 14 statements into 2 equivalence classes. [2025-02-06 19:04:19,503 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:04:19,506 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:04:19,506 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:19,506 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:19,508 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-06 19:04:19,522 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:04:19,523 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:19,523 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:19,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:19,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:19,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1270147192, now seen corresponding path program 3 times [2025-02-06 19:04:19,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:19,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479119760] [2025-02-06 19:04:19,528 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 19:04:19,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:19,532 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:19,538 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:19,538 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-02-06 19:04:19,538 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:19,538 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:19,539 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:19,541 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:19,541 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:19,541 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:19,544 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:19,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:19,545 INFO L85 PathProgramCache]: Analyzing trace with hash 554909543, now seen corresponding path program 2 times [2025-02-06 19:04:19,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:19,545 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322642838] [2025-02-06 19:04:19,545 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:04:19,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:19,554 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 20 statements into 2 equivalence classes. [2025-02-06 19:04:19,566 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 20 of 20 statements. [2025-02-06 19:04:19,566 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:04:19,566 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:19,566 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:19,568 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-02-06 19:04:19,575 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-02-06 19:04:19,576 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:19,576 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:19,578 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:19,638 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2025-02-06 19:04:20,731 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:04:20,731 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:04:20,731 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:04:20,731 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:04:20,731 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:04:20,731 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:20,731 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:04:20,731 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:04:20,731 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration4_Lasso [2025-02-06 19:04:20,732 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:04:20,732 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:04:20,733 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,736 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,739 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,741 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,748 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,751 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,754 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:20,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:21,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:21,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:21,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:21,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:21,343 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:04:21,343 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:04:21,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,345 INFO L229 MonitoredProcess]: Starting monitored process 33 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) [2025-02-06 19:04:21,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-02-06 19:04:21,348 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 [2025-02-06 19:04:21,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,359 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:21,359 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:21,362 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,369 INFO L229 MonitoredProcess]: Starting monitored process 34 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) [2025-02-06 19:04:21,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-02-06 19:04:21,370 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 [2025-02-06 19:04:21,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,380 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,380 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,381 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-02-06 19:04:21,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,389 INFO L229 MonitoredProcess]: Starting monitored process 35 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) [2025-02-06 19:04:21,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-02-06 19:04:21,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:21,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,401 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,402 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,407 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,407 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,409 INFO L229 MonitoredProcess]: Starting monitored process 36 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) [2025-02-06 19:04:21,410 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-02-06 19:04:21,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:21,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,422 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,428 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-02-06 19:04:21,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,430 INFO L229 MonitoredProcess]: Starting monitored process 37 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) [2025-02-06 19:04:21,430 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-02-06 19:04:21,431 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 [2025-02-06 19:04:21,441 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,442 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,446 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,455 INFO L229 MonitoredProcess]: Starting monitored process 38 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) [2025-02-06 19:04:21,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-02-06 19:04:21,457 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 [2025-02-06 19:04:21,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,467 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,477 INFO L229 MonitoredProcess]: Starting monitored process 39 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) [2025-02-06 19:04:21,478 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-02-06 19:04:21,478 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 [2025-02-06 19:04:21,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,490 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,497 INFO L229 MonitoredProcess]: Starting monitored process 40 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) [2025-02-06 19:04:21,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-02-06 19:04:21,500 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 [2025-02-06 19:04:21,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,510 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,511 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,517 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,519 INFO L229 MonitoredProcess]: Starting monitored process 41 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) [2025-02-06 19:04:21,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-02-06 19:04:21,521 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 [2025-02-06 19:04:21,531 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,531 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,531 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,531 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,531 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,531 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,531 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,532 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,540 INFO L229 MonitoredProcess]: Starting monitored process 42 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) [2025-02-06 19:04:21,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-02-06 19:04:21,542 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 [2025-02-06 19:04:21,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,552 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,552 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,552 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,552 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,554 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,559 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,565 INFO L229 MonitoredProcess]: Starting monitored process 43 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) [2025-02-06 19:04:21,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-02-06 19:04:21,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:21,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,581 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,590 INFO L229 MonitoredProcess]: Starting monitored process 44 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) [2025-02-06 19:04:21,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-02-06 19:04:21,592 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 [2025-02-06 19:04:21,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,605 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,605 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,607 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,612 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,614 INFO L229 MonitoredProcess]: Starting monitored process 45 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) [2025-02-06 19:04:21,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-02-06 19:04:21,616 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 [2025-02-06 19:04:21,625 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,627 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:21,627 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:21,629 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,637 INFO L229 MonitoredProcess]: Starting monitored process 46 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) [2025-02-06 19:04:21,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-02-06 19:04:21,639 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 [2025-02-06 19:04:21,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,649 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:21,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,649 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:21,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:21,650 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,656 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2025-02-06 19:04:21,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,657 INFO L229 MonitoredProcess]: Starting monitored process 47 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) [2025-02-06 19:04:21,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-02-06 19:04:21,659 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 [2025-02-06 19:04:21,669 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,669 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,672 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:21,672 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:21,679 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,691 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,693 INFO L229 MonitoredProcess]: Starting monitored process 48 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) [2025-02-06 19:04:21,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-02-06 19:04:21,695 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 [2025-02-06 19:04:21,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,705 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:21,705 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:21,708 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,714 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:21,714 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,716 INFO L229 MonitoredProcess]: Starting monitored process 49 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) [2025-02-06 19:04:21,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-02-06 19:04:21,717 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 [2025-02-06 19:04:21,728 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,728 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,730 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:21,730 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:21,733 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:21,739 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-02-06 19:04:21,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,741 INFO L229 MonitoredProcess]: Starting monitored process 50 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) [2025-02-06 19:04:21,742 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-02-06 19:04:21,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:21,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:21,754 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:21,754 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:21,754 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:21,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:21,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:21,761 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:04:21,770 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2025-02-06 19:04:21,770 INFO L444 ModelExtractionUtils]: 1 out of 10 variables were initially zero. Simplification set additionally 7 variables to zero. [2025-02-06 19:04:21,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:21,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:21,773 INFO L229 MonitoredProcess]: Starting monitored process 51 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) [2025-02-06 19:04:21,774 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-02-06 19:04:21,775 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:04:21,786 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-06 19:04:21,786 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:04:21,786 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_2) = 1*v_rep(select (select #memory_int#1 ULTIMATE.start_main_~x~0#1.base) 0)_2 Supporting invariants [] [2025-02-06 19:04:21,792 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2025-02-06 19:04:21,836 INFO L156 tatePredicateManager]: 22 out of 23 supporting invariants were superfluous and have been removed [2025-02-06 19:04:21,837 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#1 [2025-02-06 19:04:21,837 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] [2025-02-06 19:04:21,837 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] [2025-02-06 19:04:21,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:21,878 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-06 19:04:21,900 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:04:21,900 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:21,900 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:21,904 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-06 19:04:21,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:21,942 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:21,945 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:21,945 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:21,945 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:21,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-06 19:04:21,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:22,016 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2025-02-06 19:04:22,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:04:22,023 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2025-02-06 19:04:22,023 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:22,061 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 49 transitions. Complement of second has 8 states. [2025-02-06 19:04:22,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:04:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:22,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2025-02-06 19:04:22,062 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 14 letters. Loop has 6 letters. [2025-02-06 19:04:22,062 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:22,062 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-02-06 19:04:22,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:22,089 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-06 19:04:22,104 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:04:22,104 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:22,104 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:22,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-06 19:04:22,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:22,138 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:22,141 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:22,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:22,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:22,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-06 19:04:22,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:22,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:04:22,191 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 3 loop predicates [2025-02-06 19:04:22,191 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:22,234 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 49 transitions. Complement of second has 8 states. [2025-02-06 19:04:22,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:04:22,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:22,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 15 transitions. [2025-02-06 19:04:22,236 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 15 transitions. Stem has 14 letters. Loop has 6 letters. [2025-02-06 19:04:22,236 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:22,236 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-02-06 19:04:22,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:22,266 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-06 19:04:22,283 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:04:22,283 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:22,283 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:22,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-02-06 19:04:22,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:22,321 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:22,325 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:22,325 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:22,325 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:22,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-06 19:04:22,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:22,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:04:22,491 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2025-02-06 19:04:22,491 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8 Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:22,531 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 32 states and 37 transitions. cyclomatic complexity: 8. Second operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 56 transitions. Complement of second has 7 states. [2025-02-06 19:04:22,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2025-02-06 19:04:22,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:22,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 16 transitions. [2025-02-06 19:04:22,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 14 letters. Loop has 6 letters. [2025-02-06 19:04:22,534 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:22,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 20 letters. Loop has 6 letters. [2025-02-06 19:04:22,534 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:22,534 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 16 transitions. Stem has 14 letters. Loop has 12 letters. [2025-02-06 19:04:22,534 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:22,534 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 56 transitions. [2025-02-06 19:04:22,535 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2025-02-06 19:04:22,536 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 38 states and 44 transitions. [2025-02-06 19:04:22,536 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 18 [2025-02-06 19:04:22,536 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 20 [2025-02-06 19:04:22,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 44 transitions. [2025-02-06 19:04:22,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:04:22,536 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 44 transitions. [2025-02-06 19:04:22,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 44 transitions. [2025-02-06 19:04:22,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 14. [2025-02-06 19:04:22,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.1428571428571428) internal successors, (16), 13 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) [2025-02-06 19:04:22,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 16 transitions. [2025-02-06 19:04:22,537 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 16 transitions. [2025-02-06 19:04:22,537 INFO L432 stractBuchiCegarLoop]: Abstraction has 14 states and 16 transitions. [2025-02-06 19:04:22,537 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-02-06 19:04:22,537 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 16 transitions. [2025-02-06 19:04:22,537 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 12 [2025-02-06 19:04:22,537 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:04:22,537 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:04:22,538 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:04:22,538 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2025-02-06 19:04:22,538 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~nondet5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~short10#1, main_#t~mem11#1, main_#t~short12#1, main_#t~nondet13#1, main_#t~mem14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~mem17#1, main_#t~mem18#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~d~0#1.base, main_~d~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~d~0#1.base, main_~d~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet5#1;havoc main_#t~nondet6#1;call write~int#0(main_#t~nondet6#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;call write~int#2(main_#t~nondet7#1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~nondet7#1;" [2025-02-06 19:04:22,538 INFO L754 eck$LassoCheckResult]: Loop: "assume true;call main_#t~mem8#1 := read~int#1(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~short10#1 := main_#t~mem8#1 > 0;" "assume main_#t~short10#1;call main_#t~mem9#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short10#1 := main_#t~mem9#1 > 0;" "main_#t~short12#1 := main_#t~short10#1;" "assume main_#t~short12#1;call main_#t~mem11#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);main_#t~short12#1 := main_#t~mem11#1 > 0;" "assume main_#t~short12#1;havoc main_#t~mem8#1;havoc main_#t~mem9#1;havoc main_#t~short10#1;havoc main_#t~mem11#1;havoc main_#t~short12#1;havoc main_#t~nondet13#1;" "assume !(0 != main_#t~nondet13#1);havoc main_#t~nondet13#1;havoc main_#t~nondet16#1;call write~int#1(main_#t~nondet16#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~nondet16#1;call main_#t~mem17#1 := read~int#0(main_~y~0#1.base, main_~y~0#1.offset, 4);call write~int#0(main_#t~mem17#1 - 1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem17#1;call main_#t~mem18#1 := read~int#2(main_~d~0#1.base, main_~d~0#1.offset, 4);call write~int#2(main_#t~mem18#1 - 1, main_~d~0#1.base, main_~d~0#1.offset, 4);havoc main_#t~mem18#1;" [2025-02-06 19:04:22,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:22,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1472, now seen corresponding path program 2 times [2025-02-06 19:04:22,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:22,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831977911] [2025-02-06 19:04:22,538 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:04:22,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:22,546 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:04:22,551 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:04:22,551 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 19:04:22,551 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:22,551 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:22,552 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:04:22,555 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:04:22,555 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:22,555 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:22,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:22,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:22,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1270147193, now seen corresponding path program 1 times [2025-02-06 19:04:22,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:22,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635275819] [2025-02-06 19:04:22,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:04:22,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:22,561 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:22,564 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:22,564 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:22,564 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:22,564 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:22,565 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:22,567 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:22,567 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:22,567 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:22,569 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:22,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:22,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1118003960, now seen corresponding path program 3 times [2025-02-06 19:04:22,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:04:22,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29513796] [2025-02-06 19:04:22,569 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 19:04:22,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:04:22,575 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:04:22,581 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:04:22,581 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-02-06 19:04:22,581 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:22,581 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:04:22,583 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:04:22,592 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:04:22,592 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:22,592 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:04:22,594 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:04:23,033 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:04:23,033 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:04:23,033 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:04:23,033 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:04:23,033 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:04:23,033 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,033 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:04:23,033 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:04:23,033 INFO L132 ssoRankerPreferences]: Filename of dumped script: CookSeeZuleger-2013TACAS-Fig7a-alloca-2.i_Iteration5_Lasso [2025-02-06 19:04:23,033 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:04:23,033 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:04:23,035 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,042 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,045 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,048 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,052 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,054 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,307 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,309 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,310 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,312 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,313 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:04:23,543 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:04:23,543 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:04:23,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,545 INFO L229 MonitoredProcess]: Starting monitored process 52 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) [2025-02-06 19:04:23,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-02-06 19:04:23,547 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 [2025-02-06 19:04:23,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,557 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,558 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,558 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,559 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,564 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,564 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,567 INFO L229 MonitoredProcess]: Starting monitored process 53 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) [2025-02-06 19:04:23,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-02-06 19:04:23,570 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 [2025-02-06 19:04:23,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,580 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,580 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,581 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,589 INFO L229 MonitoredProcess]: Starting monitored process 54 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) [2025-02-06 19:04:23,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-02-06 19:04:23,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:23,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,602 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,608 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2025-02-06 19:04:23,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,611 INFO L229 MonitoredProcess]: Starting monitored process 55 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) [2025-02-06 19:04:23,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-02-06 19:04:23,613 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 [2025-02-06 19:04:23,622 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,622 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,622 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,622 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,622 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,623 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,624 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,629 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,631 INFO L229 MonitoredProcess]: Starting monitored process 56 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) [2025-02-06 19:04:23,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-02-06 19:04:23,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:23,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,645 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-02-06 19:04:23,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,652 INFO L229 MonitoredProcess]: Starting monitored process 57 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) [2025-02-06 19:04:23,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-02-06 19:04:23,655 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 [2025-02-06 19:04:23,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,672 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,673 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,675 INFO L229 MonitoredProcess]: Starting monitored process 58 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) [2025-02-06 19:04:23,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-02-06 19:04:23,676 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 [2025-02-06 19:04:23,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,688 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,693 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2025-02-06 19:04:23,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,696 INFO L229 MonitoredProcess]: Starting monitored process 59 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) [2025-02-06 19:04:23,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-02-06 19:04:23,698 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 [2025-02-06 19:04:23,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,708 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,708 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,709 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,716 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2025-02-06 19:04:23,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,719 INFO L229 MonitoredProcess]: Starting monitored process 60 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) [2025-02-06 19:04:23,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-02-06 19:04:23,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:23,730 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,731 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,731 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,732 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,740 INFO L229 MonitoredProcess]: Starting monitored process 61 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) [2025-02-06 19:04:23,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-02-06 19:04:23,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:23,753 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,753 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,753 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,753 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,754 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,754 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,754 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,760 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,763 INFO L229 MonitoredProcess]: Starting monitored process 62 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) [2025-02-06 19:04:23,763 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-02-06 19:04:23,765 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 [2025-02-06 19:04:23,774 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,776 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:23,776 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:23,779 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,784 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,786 INFO L229 MonitoredProcess]: Starting monitored process 63 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) [2025-02-06 19:04:23,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-02-06 19:04:23,789 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 [2025-02-06 19:04:23,798 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,798 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,799 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,799 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,800 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,806 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2025-02-06 19:04:23,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,808 INFO L229 MonitoredProcess]: Starting monitored process 64 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) [2025-02-06 19:04:23,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-02-06 19:04:23,810 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 [2025-02-06 19:04:23,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:23,822 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:23,826 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,831 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2025-02-06 19:04:23,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,833 INFO L229 MonitoredProcess]: Starting monitored process 65 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) [2025-02-06 19:04:23,834 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-02-06 19:04:23,835 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 [2025-02-06 19:04:23,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:23,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:23,851 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,857 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2025-02-06 19:04:23,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,859 INFO L229 MonitoredProcess]: Starting monitored process 66 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) [2025-02-06 19:04:23,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-02-06 19:04:23,861 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 [2025-02-06 19:04:23,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,871 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,871 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,871 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,873 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:04:23,873 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:04:23,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:04:23,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,887 INFO L229 MonitoredProcess]: Starting monitored process 67 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) [2025-02-06 19:04:23,890 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2025-02-06 19:04:23,891 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:04:23,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:04:23,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:04:23,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:04:23,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:04:23,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:04:23,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:04:23,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:04:23,906 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:04:23,908 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-02-06 19:04:23,908 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2025-02-06 19:04:23,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:04:23,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:04:23,910 INFO L229 MonitoredProcess]: Starting monitored process 68 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) [2025-02-06 19:04:23,912 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2025-02-06 19:04:23,913 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:04:23,913 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-02-06 19:04:23,913 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:04:23,913 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_4) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_4 Supporting invariants [] [2025-02-06 19:04:23,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:23,953 INFO L156 tatePredicateManager]: 22 out of 22 supporting invariants were superfluous and have been removed [2025-02-06 19:04:23,954 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_int#0 [2025-02-06 19:04:23,955 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] [2025-02-06 19:04:23,955 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~y~0!base,]]] [2025-02-06 19:04:23,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:04:23,966 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:04:23,971 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:04:23,971 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:23,971 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:23,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:04:23,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:23,977 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-02-06 19:04:23,982 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-02-06 19:04:23,982 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:04:23,982 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:04:23,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-02-06 19:04:23,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:04:24,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:04:24,040 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2025-02-06 19:04:24,040 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 3 Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:24,073 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 14 states and 16 transitions. cyclomatic complexity: 3. Second operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 38 states and 45 transitions. Complement of second has 10 states. [2025-02-06 19:04:24,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2025-02-06 19:04:24,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:04:24,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 13 transitions. [2025-02-06 19:04:24,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 2 letters. Loop has 6 letters. [2025-02-06 19:04:24,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:24,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 8 letters. Loop has 6 letters. [2025-02-06 19:04:24,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:24,074 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 13 transitions. Stem has 2 letters. Loop has 12 letters. [2025-02-06 19:04:24,074 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:04:24,074 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 45 transitions. [2025-02-06 19:04:24,075 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:04:24,075 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 0 states and 0 transitions. [2025-02-06 19:04:24,075 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-06 19:04:24,075 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-06 19:04:24,075 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-06 19:04:24,075 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:04:24,075 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:04:24,075 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:04:24,075 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:04:24,075 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-02-06 19:04:24,075 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-06 19:04:24,075 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:04:24,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-06 19:04:24,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.02 07:04:24 BoogieIcfgContainer [2025-02-06 19:04:24,080 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-06 19:04:24,081 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 19:04:24,081 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 19:04:24,081 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 19:04:24,081 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:04:14" (3/4) ... [2025-02-06 19:04:24,083 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 19:04:24,083 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 19:04:24,084 INFO L158 Benchmark]: Toolchain (without parser) took 9798.90ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 153.9MB in the beginning and 82.2MB in the end (delta: 71.7MB). Peak memory consumption was 112.8MB. Max. memory is 16.1GB. [2025-02-06 19:04:24,084 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 218.1MB. Free memory is still 135.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:04:24,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.70ms. Allocated memory is still 201.3MB. Free memory was 153.9MB in the beginning and 137.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 19:04:24,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.87ms. Allocated memory is still 201.3MB. Free memory was 137.8MB in the beginning and 136.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:04:24,084 INFO L158 Benchmark]: Boogie Preprocessor took 24.06ms. Allocated memory is still 201.3MB. Free memory was 136.5MB in the beginning and 135.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:04:24,084 INFO L158 Benchmark]: IcfgBuilder took 250.73ms. Allocated memory is still 201.3MB. Free memory was 134.8MB in the beginning and 121.4MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 19:04:24,084 INFO L158 Benchmark]: BuchiAutomizer took 9241.42ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 121.4MB in the beginning and 82.3MB in the end (delta: 39.1MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. [2025-02-06 19:04:24,085 INFO L158 Benchmark]: Witness Printer took 2.36ms. Allocated memory is still 243.3MB. Free memory was 82.3MB in the beginning and 82.2MB in the end (delta: 48.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:04:24,085 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 218.1MB. Free memory is still 135.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.70ms. Allocated memory is still 201.3MB. Free memory was 153.9MB in the beginning and 137.8MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.87ms. Allocated memory is still 201.3MB. Free memory was 137.8MB in the beginning and 136.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.06ms. Allocated memory is still 201.3MB. Free memory was 136.5MB in the beginning and 135.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 250.73ms. Allocated memory is still 201.3MB. Free memory was 134.8MB in the beginning and 121.4MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 9241.42ms. Allocated memory was 201.3MB in the beginning and 243.3MB in the end (delta: 41.9MB). Free memory was 121.4MB in the beginning and 82.3MB in the end (delta: 39.1MB). Peak memory consumption was 79.2MB. Max. memory is 16.1GB. * Witness Printer took 2.36ms. Allocated memory is still 243.3MB. Free memory was 82.3MB in the beginning and 82.2MB in the end (delta: 48.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#1,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#1,GLOBAL],[IdentifierExpression[~x~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_int#0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_int#0,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_int#0,GLOBAL],[IdentifierExpression[~y~0!base,]]] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (1 trivial, 3 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 6 locations. One deterministic module has affine ranking function null and consists of 4 locations. One deterministic module has affine ranking function null and consists of 6 locations. One nondeterministic module has affine ranking function null and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.2s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 7.8s. Construction of modules took 0.0s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 25 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 [3, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 108 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 106 mSDsluCounter, 111 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 44 mSDsCounter, 29 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 97 IncrementalHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29 mSolverCounterUnsat, 67 mSDtfsCounter, 97 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital254 mio100 ax107 hnf100 lsp93 ukn68 mio100 lsp21 div100 bol100 ite100 ukn100 eq163 hnf90 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 28ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-02-06 19:04:24,092 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2025-02-06 19:04:24,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE