./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/loop-lit/gj2007.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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/loop-lit/gj2007.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash e210f4af0021f1e0c887bbfa24b18aad98424108efaad4cfc57802fd9fd5ce53 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 19:33:29,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 19:33:29,112 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-02-06 19:33:29,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 19:33:29,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 19:33:29,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-06 19:33:29,144 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 19:33:29,144 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 19:33:29,144 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 19:33:29,144 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 19:33:29,147 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 19:33:29,148 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 19:33:29,148 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-06 19:33:29,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-06 19:33:29,148 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-06 19:33:29,149 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 19:33:29,149 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 19:33:29,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 19:33:29,149 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-06 19:33:29,149 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 19:33:29,149 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 19:33:29,149 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 19:33:29,149 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 19:33:29,149 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 19:33:29,149 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 19:33:29,149 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-06 19:33:29,149 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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e210f4af0021f1e0c887bbfa24b18aad98424108efaad4cfc57802fd9fd5ce53 [2025-02-06 19:33:29,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 19:33:29,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 19:33:29,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 19:33:29,395 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 19:33:29,396 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 19:33:29,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-lit/gj2007.i [2025-02-06 19:33:30,594 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f08c21bfb/21bcdb59ac5945dcb491985b80391a8d/FLAG9758e74c0 [2025-02-06 19:33:30,807 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 19:33:30,808 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/loop-lit/gj2007.i [2025-02-06 19:33:30,813 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f08c21bfb/21bcdb59ac5945dcb491985b80391a8d/FLAG9758e74c0 [2025-02-06 19:33:31,157 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f08c21bfb/21bcdb59ac5945dcb491985b80391a8d [2025-02-06 19:33:31,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 19:33:31,161 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 19:33:31,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 19:33:31,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 19:33:31,168 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 19:33:31,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c0dad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31, skipping insertion in model container [2025-02-06 19:33:31,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,184 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 19:33:31,287 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 19:33:31,294 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 19:33:31,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 19:33:31,312 INFO L204 MainTranslator]: Completed translation [2025-02-06 19:33:31,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31 WrapperNode [2025-02-06 19:33:31,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 19:33:31,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 19:33:31,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 19:33:31,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 19:33:31,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,328 INFO L138 Inliner]: procedures = 16, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 26 [2025-02-06 19:33:31,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 19:33:31,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 19:33:31,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 19:33:31,329 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 19:33:31,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,334 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,340 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-06 19:33:31,340 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,340 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,341 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,342 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,342 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,343 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,343 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 19:33:31,344 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 19:33:31,344 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 19:33:31,344 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 19:33:31,345 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (1/1) ... [2025-02-06 19:33:31,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:31,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:31,369 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 19:33:31,372 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 19:33:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 19:33:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 19:33:31,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 19:33:31,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 19:33:31,422 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 19:33:31,423 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 19:33:31,489 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2025-02-06 19:33:31,490 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 19:33:31,495 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 19:33:31,495 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 19:33:31,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:33:31 BoogieIcfgContainer [2025-02-06 19:33:31,495 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 19:33:31,496 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-06 19:33:31,496 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-06 19:33:31,499 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-06 19:33:31,500 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:33:31,500 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.02 07:33:31" (1/3) ... [2025-02-06 19:33:31,501 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a490c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.02 07:33:31, skipping insertion in model container [2025-02-06 19:33:31,501 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:33:31,501 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:33:31" (2/3) ... [2025-02-06 19:33:31,501 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a490c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.02 07:33:31, skipping insertion in model container [2025-02-06 19:33:31,501 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:33:31,501 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:33:31" (3/3) ... [2025-02-06 19:33:31,502 INFO L363 chiAutomizerObserver]: Analyzing ICFG gj2007.i [2025-02-06 19:33:31,531 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-06 19:33:31,531 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-06 19:33:31,531 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-06 19:33:31,531 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-06 19:33:31,532 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-06 19:33:31,532 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-06 19:33:31,532 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-06 19:33:31,532 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-06 19:33:31,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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 19:33:31,543 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:33:31,543 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:33:31,543 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:33:31,546 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:33:31,546 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-06 19:33:31,546 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-06 19:33:31,546 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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 19:33:31,547 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:33:31,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:33:31,547 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:33:31,547 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:33:31,547 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-06 19:33:31,551 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~x~0#1, main_~y~0#1;main_~x~0#1 := 0;main_~y~0#1 := 50;" [2025-02-06 19:33:31,552 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~x~0#1 < 100;" "assume main_~x~0#1 < 50;main_~x~0#1 := 1 + main_~x~0#1;" [2025-02-06 19:33:31,555 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:33:31,555 INFO L85 PathProgramCache]: Analyzing trace with hash 1440, now seen corresponding path program 1 times [2025-02-06 19:33:31,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:33:31,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95768793] [2025-02-06 19:33:31,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:33:31,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:33:31,598 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:31,605 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:31,605 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:31,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:31,605 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:33:31,607 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:31,609 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:31,609 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:31,609 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:31,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:33:31,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:33:31,620 INFO L85 PathProgramCache]: Analyzing trace with hash 1375, now seen corresponding path program 1 times [2025-02-06 19:33:31,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:33:31,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641182812] [2025-02-06 19:33:31,620 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:33:31,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:33:31,623 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:31,626 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:31,626 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:31,626 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:31,626 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:33:31,627 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:31,632 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:31,632 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:31,632 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:31,633 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:33:31,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:33:31,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1384254, now seen corresponding path program 1 times [2025-02-06 19:33:31,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:33:31,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106945014] [2025-02-06 19:33:31,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:33:31,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:33:31,637 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 19:33:31,640 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 19:33:31,640 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:31,641 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:31,641 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:33:31,642 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 19:33:31,644 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 19:33:31,644 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:31,644 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:31,645 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:33:31,681 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:33:31,682 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:33:31,682 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:33:31,682 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:33:31,682 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-02-06 19:33:31,682 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:31,683 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:33:31,683 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:33:31,683 INFO L132 ssoRankerPreferences]: Filename of dumped script: gj2007.i_Iteration1_Loop [2025-02-06 19:33:31,683 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:33:31,683 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:33:31,690 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:33:31,718 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:33:31,719 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-02-06 19:33:31,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:31,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:31,722 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 19:33:31,724 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 19:33:31,730 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-02-06 19:33:31,730 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-06 19:33:31,752 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 19:33:31,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:31,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:31,758 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 19:33:31,763 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 19:33:31,764 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-02-06 19:33:31,764 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-06 19:33:31,797 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-02-06 19:33:31,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2025-02-06 19:33:31,803 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:33:31,803 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:33:31,803 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:33:31,803 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:33:31,804 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:33:31,804 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:31,804 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:33:31,804 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:33:31,804 INFO L132 ssoRankerPreferences]: Filename of dumped script: gj2007.i_Iteration1_Loop [2025-02-06 19:33:31,804 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:33:31,804 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:33:31,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:33:31,840 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:33:31,842 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:33:31,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:31,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:31,846 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 19:33:31,849 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 19:33:31,850 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 19:33:31,864 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:33:31,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:33:31,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:33:31,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:33:31,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:33:31,870 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:33:31,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:33:31,876 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:33:31,881 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-02-06 19:33:31,883 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-02-06 19:33:31,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:31,884 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:31,885 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 19:33:31,891 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 19:33:31,892 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:33:31,892 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-02-06 19:33:31,893 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:33:31,893 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = -2*ULTIMATE.start_main_~x~0#1 + 99 Supporting invariants [] [2025-02-06 19:33:31,899 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 19:33:31,901 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-02-06 19:33:31,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:33:31,943 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:31,948 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:31,948 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:31,948 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:33:31,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:33:31,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:33:31,958 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:31,959 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:31,959 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:31,959 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:33:31,959 WARN L254 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-06 19:33:31,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:33:31,966 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 19:33:31,985 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-02-06 19:33:31,987 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:33:32,018 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.3636363636363635) internal successors, (15), 11 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). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 26 transitions. Complement of second has 5 states. [2025-02-06 19:33:32,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-02-06 19:33:32,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:33:32,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 6 transitions. [2025-02-06 19:33:32,030 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 2 letters. Loop has 2 letters. [2025-02-06 19:33:32,031 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:33:32,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 4 letters. Loop has 2 letters. [2025-02-06 19:33:32,031 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:33:32,031 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 6 transitions. Stem has 2 letters. Loop has 4 letters. [2025-02-06 19:33:32,031 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:33:32,032 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 26 transitions. [2025-02-06 19:33:32,032 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:33:32,034 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 9 states and 12 transitions. [2025-02-06 19:33:32,034 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2025-02-06 19:33:32,034 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2025-02-06 19:33:32,035 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2025-02-06 19:33:32,035 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-02-06 19:33:32,035 INFO L218 hiAutomatonCegarLoop]: Abstraction has 9 states and 12 transitions. [2025-02-06 19:33:32,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2025-02-06 19:33:32,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2025-02-06 19:33:32,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 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 19:33:32,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2025-02-06 19:33:32,063 INFO L240 hiAutomatonCegarLoop]: Abstraction has 8 states and 11 transitions. [2025-02-06 19:33:32,063 INFO L432 stractBuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2025-02-06 19:33:32,063 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-06 19:33:32,063 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2025-02-06 19:33:32,063 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2025-02-06 19:33:32,063 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:33:32,063 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:33:32,063 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-02-06 19:33:32,063 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2025-02-06 19:33:32,063 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_~x~0#1, main_~y~0#1;main_~x~0#1 := 0;main_~y~0#1 := 50;" "assume main_~x~0#1 < 100;" [2025-02-06 19:33:32,063 INFO L754 eck$LassoCheckResult]: Loop: "assume !(main_~x~0#1 < 50);main_~x~0#1 := 1 + main_~x~0#1;main_~y~0#1 := 1 + main_~y~0#1;" "assume main_~x~0#1 < 100;" [2025-02-06 19:33:32,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:33:32,064 INFO L85 PathProgramCache]: Analyzing trace with hash 44653, now seen corresponding path program 1 times [2025-02-06 19:33:32,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:33:32,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361110574] [2025-02-06 19:33:32,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:33:32,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:33:32,067 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:33:32,076 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:33:32,076 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:32,076 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:32,076 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:33:32,077 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:33:32,079 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:33:32,079 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:32,079 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:32,084 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:33:32,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:33:32,084 INFO L85 PathProgramCache]: Analyzing trace with hash 1346, now seen corresponding path program 1 times [2025-02-06 19:33:32,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:33:32,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834606655] [2025-02-06 19:33:32,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:33:32,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:33:32,090 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:32,091 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:32,091 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:32,091 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:32,091 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:33:32,092 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:32,093 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:32,096 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:32,096 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:33:32,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:33:32,098 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:33:32,098 INFO L85 PathProgramCache]: Analyzing trace with hash 42911918, now seen corresponding path program 1 times [2025-02-06 19:33:32,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:33:32,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408708337] [2025-02-06 19:33:32,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:33:32,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:33:32,104 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-06 19:33:32,106 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-06 19:33:32,106 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:32,106 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:33:32,143 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:33:32,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:33:32,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408708337] [2025-02-06 19:33:32,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408708337] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 19:33:32,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 19:33:32,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 19:33:32,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397396055] [2025-02-06 19:33:32,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 19:33:32,179 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:33:32,180 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:33:32,180 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:33:32,180 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:33:32,180 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-02-06 19:33:32,180 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,180 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:33:32,180 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:33:32,181 INFO L132 ssoRankerPreferences]: Filename of dumped script: gj2007.i_Iteration2_Loop [2025-02-06 19:33:32,181 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:33:32,181 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:33:32,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:33:32,188 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:33:32,229 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:33:32,229 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-02-06 19:33:32,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:32,232 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 19:33:32,236 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 19:33:32,237 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-02-06 19:33:32,237 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-06 19:33:32,256 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-02-06 19:33:32,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:32,259 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 19:33:32,260 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 19:33:32,262 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-02-06 19:33:32,262 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-06 19:33:32,288 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-02-06 19:33:32,289 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0#1=0} Honda state: {ULTIMATE.start_main_~y~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0#1=-2}, {ULTIMATE.start_main_~y~0#1=-1}, {ULTIMATE.start_main_~y~0#1=4}] Lambdas: [1, 5, 1] Nus: [0, 1] [2025-02-06 19:33:32,294 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 19:33:32,295 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,295 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:32,297 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 19:33:32,297 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 19:33:32,299 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-02-06 19:33:32,299 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-06 19:33:32,317 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-02-06 19:33:32,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:32,319 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 19:33:32,321 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 19:33:32,322 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-02-06 19:33:32,322 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-06 19:33:32,356 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2025-02-06 19:33:32,360 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 19:33:32,360 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:33:32,360 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:33:32,360 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:33:32,360 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:33:32,361 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:33:32,361 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,361 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:33:32,361 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:33:32,361 INFO L132 ssoRankerPreferences]: Filename of dumped script: gj2007.i_Iteration2_Loop [2025-02-06 19:33:32,361 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:33:32,361 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:33:32,362 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:33:32,369 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:33:32,415 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:33:32,416 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:33:32,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:32,418 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 19:33:32,419 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 19:33:32,421 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 19:33:32,430 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:33:32,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:33:32,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:33:32,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:33:32,431 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:33:32,432 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:33:32,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:33:32,433 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:33:32,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-02-06 19:33:32,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:32,442 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 19:33:32,443 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 19:33:32,444 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 19:33:32,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:33:32,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:33:32,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:33:32,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:33:32,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:33:32,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:33:32,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:33:32,458 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:33:32,460 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2025-02-06 19:33:32,460 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2025-02-06 19:33:32,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:33:32,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:33:32,463 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 19:33:32,482 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:33:32,483 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2025-02-06 19:33:32,483 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:33:32,483 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = -2*ULTIMATE.start_main_~x~0#1 + 197 Supporting invariants [] [2025-02-06 19:33:32,484 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 19:33:32,491 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-02-06 19:33:32,493 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 19:33:32,495 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2025-02-06 19:33:32,519 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:33:32,526 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:33:32,530 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:33:32,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:32,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:33:32,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:33:32,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:33:32,543 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:33:32,545 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:33:32,545 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:33:32,545 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:33:32,546 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-06 19:33:32,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:33:32,572 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 19:33:32,573 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-06 19:33:32,573 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 8 states and 11 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:33:32,602 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 8 states and 11 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 16 states and 22 transitions. Complement of second has 6 states. [2025-02-06 19:33:32,603 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 19:33:32,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:33:32,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 9 transitions. [2025-02-06 19:33:32,604 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 3 letters. Loop has 2 letters. [2025-02-06 19:33:32,604 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:33:32,604 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 5 letters. Loop has 2 letters. [2025-02-06 19:33:32,604 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:33:32,604 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 9 transitions. Stem has 3 letters. Loop has 4 letters. [2025-02-06 19:33:32,604 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:33:32,604 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 22 transitions. [2025-02-06 19:33:32,605 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:33:32,605 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 0 states and 0 transitions. [2025-02-06 19:33:32,605 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-06 19:33:32,605 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-06 19:33:32,605 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-06 19:33:32,605 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:33:32,605 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:33:32,606 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:33:32,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:33:32,606 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 19:33:32,607 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 19:33:32,607 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:33:32,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:33:32,617 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2025-02-06 19:33:32,617 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2025-02-06 19:33:32,617 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:33:32,617 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2025-02-06 19:33:32,617 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-06 19:33:32,617 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-06 19:33:32,617 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-06 19:33:32,617 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:33:32,617 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:33:32,617 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:33:32,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-06 19:33:32,617 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:33:32,617 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-02-06 19:33:32,618 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-06 19:33:32,618 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:33:32,618 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-06 19:33:32,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.02 07:33:32 BoogieIcfgContainer [2025-02-06 19:33:32,633 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-06 19:33:32,634 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 19:33:32,634 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 19:33:32,634 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 19:33:32,634 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:33:31" (3/4) ... [2025-02-06 19:33:32,635 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 19:33:32,636 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 19:33:32,641 INFO L158 Benchmark]: Toolchain (without parser) took 1475.65ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 100.6MB in the end (delta: 12.2MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2025-02-06 19:33:32,641 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:33:32,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 147.51ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 102.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 19:33:32,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 15.48ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 101.4MB in the end (delta: 913.2kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:33:32,642 INFO L158 Benchmark]: Boogie Preprocessor took 14.78ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 100.4MB in the end (delta: 973.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:33:32,642 INFO L158 Benchmark]: IcfgBuilder took 151.41ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 90.5MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 19:33:32,642 INFO L158 Benchmark]: BuchiAutomizer took 1137.21ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 101.3MB in the end (delta: -10.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:33:32,642 INFO L158 Benchmark]: Witness Printer took 2.31ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 100.6MB in the end (delta: 704.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 19:33:32,643 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 201.3MB. Free memory is still 124.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 147.51ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 102.3MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 15.48ms. Allocated memory is still 142.6MB. Free memory was 102.3MB in the beginning and 101.4MB in the end (delta: 913.2kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.78ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 100.4MB in the end (delta: 973.6kB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 151.41ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 90.5MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1137.21ms. Allocated memory is still 142.6MB. Free memory was 90.5MB in the beginning and 101.3MB in the end (delta: -10.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.31ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 100.6MB in the end (delta: 704.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * x) + 99) and consists of 3 locations. One deterministic module has affine ranking function (197 + ((long long) -2 * x)) and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 0.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 5 mSDtfsCounter, 14 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT1 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital14 mio100 ax100 hnf100 lsp86 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq153 hnf94 smp100 dnf100 smp100 tf112 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 49ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 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 19:33:32,663 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 19:33:32,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE