./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 48c9605d 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/recursive-simple/id_i15_o15-1.c -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 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:50:32,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:50:32,236 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-02-08 14:50:32,243 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:50:32,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:50:32,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:50:32,268 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:50:32,269 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:50:32,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:50:32,269 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:50:32,270 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:50:32,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:50:32,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:50:32,270 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:50:32,270 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:50:32,270 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:50:32,271 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:50:32,271 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:50:32,271 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:50:32,271 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:50:32,271 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:50:32,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:50:32,273 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 14:50:32,273 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:50:32,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 14:50:32,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:50:32,273 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:50:32,273 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:50:32,274 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:50:32,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:50:32,274 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:50:32,275 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:50:32,275 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 -> 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 [2025-02-08 14:50:32,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:50:32,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:50:32,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:50:32,575 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:50:32,575 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:50:32,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2025-02-08 14:50:33,819 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b3eba5397/b3a371df567346eaa1f9f4091652305a/FLAG5fac8c1d9 [2025-02-08 14:50:34,057 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:50:34,058 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2025-02-08 14:50:34,064 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b3eba5397/b3a371df567346eaa1f9f4091652305a/FLAG5fac8c1d9 [2025-02-08 14:50:34,080 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b3eba5397/b3a371df567346eaa1f9f4091652305a [2025-02-08 14:50:34,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:50:34,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:50:34,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:50:34,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:50:34,089 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:50:34,090 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,091 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49cc8ada and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34, skipping insertion in model container [2025-02-08 14:50:34,091 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,106 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:50:34,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:50:34,247 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:50:34,260 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:50:34,274 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:50:34,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34 WrapperNode [2025-02-08 14:50:34,275 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:50:34,276 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:50:34,276 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:50:34,276 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:50:34,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,287 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,301 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18 [2025-02-08 14:50:34,302 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:50:34,302 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:50:34,302 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:50:34,302 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:50:34,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,310 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,323 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]. [2025-02-08 14:50:34,324 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,326 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,328 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,333 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:50:34,334 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:50:34,334 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:50:34,334 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:50:34,335 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (1/1) ... [2025-02-08 14:50:34,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:34,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:34,373 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) [2025-02-08 14:50:34,382 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 [2025-02-08 14:50:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 14:50:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:50:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:50:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 14:50:34,403 INFO L130 BoogieDeclarations]: Found specification of procedure id [2025-02-08 14:50:34,403 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2025-02-08 14:50:34,446 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:50:34,447 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:50:34,522 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L8: havoc #t~ret4; [2025-02-08 14:50:34,531 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2025-02-08 14:50:34,531 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:50:34,540 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:50:34,541 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:50:34,542 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:50:34 BoogieIcfgContainer [2025-02-08 14:50:34,542 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:50:34,543 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:50:34,543 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:50:34,548 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:50:34,549 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:50:34,549 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:50:34" (1/3) ... [2025-02-08 14:50:34,550 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2fa9c253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:50:34, skipping insertion in model container [2025-02-08 14:50:34,550 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:50:34,550 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:50:34" (2/3) ... [2025-02-08 14:50:34,550 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2fa9c253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:50:34, skipping insertion in model container [2025-02-08 14:50:34,551 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:50:34,551 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:50:34" (3/3) ... [2025-02-08 14:50:34,552 INFO L363 chiAutomizerObserver]: Analyzing ICFG id_i15_o15-1.c [2025-02-08 14:50:34,595 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:50:34,596 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:50:34,596 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:50:34,596 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:50:34,596 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:50:34,596 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:50:34,596 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:50:34,596 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:50:34,600 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-08 14:50:34,615 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-02-08 14:50:34,616 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:50:34,616 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:50:34,620 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-08 14:50:34,620 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-08 14:50:34,621 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-08 14:50:34,621 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-02-08 14:50:34,623 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-02-08 14:50:34,624 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-08 14:50:34,624 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-08 14:50:34,624 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-08 14:50:34,624 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-08 14:50:34,628 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(15, 2);call #Ultimate.allocInit(12, 3);assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_~input~0#1, main_~result~0#1;main_~input~0#1 := 15;" "call main_#t~ret5#1 := id(main_~input~0#1);"< [2025-02-08 14:50:34,629 INFO L754 eck$LassoCheckResult]: Loop: "~x := #in~x;" "assume !(0 == ~x);" "call #t~ret4 := id(~x - 1);"< [2025-02-08 14:50:34,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:50:34,634 INFO L85 PathProgramCache]: Analyzing trace with hash 1130, now seen corresponding path program 1 times [2025-02-08 14:50:34,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:50:34,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677087791] [2025-02-08 14:50:34,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:50:34,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:50:34,693 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:50:34,712 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:50:34,713 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:50:34,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:50:34,713 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:50:34,717 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:50:34,722 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:50:34,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:50:34,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:50:34,738 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:50:34,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:50:34,740 INFO L85 PathProgramCache]: Analyzing trace with hash 41680, now seen corresponding path program 1 times [2025-02-08 14:50:34,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:50:34,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286076302] [2025-02-08 14:50:34,742 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:50:34,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:50:34,749 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:50:34,750 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:50:34,753 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:50:34,753 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:50:34,753 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:50:34,755 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:50:34,755 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:50:34,758 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:50:34,758 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:50:34,760 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:50:34,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:50:34,762 INFO L85 PathProgramCache]: Analyzing trace with hash 33675719, now seen corresponding path program 1 times [2025-02-08 14:50:34,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-08 14:50:34,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843054353] [2025-02-08 14:50:34,763 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-08 14:50:34,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-08 14:50:34,767 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:50:34,772 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:50:34,772 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:50:34,772 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:50:34,772 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-08 14:50:34,774 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-02-08 14:50:34,779 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-02-08 14:50:34,779 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:50:34,779 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-08 14:50:34,785 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-08 14:50:34,897 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:50:34,898 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:50:34,898 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:50:34,898 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:50:34,898 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2025-02-08 14:50:34,898 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:34,898 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:50:34,898 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:50:34,898 INFO L132 ssoRankerPreferences]: Filename of dumped script: id_i15_o15-1.c_Iteration1_Loop [2025-02-08 14:50:34,899 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:50:34,899 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:50:34,911 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:34,928 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:34,933 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:34,939 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,006 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:50:35,006 INFO L365 LassoAnalysis]: Checking for nontermination... [2025-02-08 14:50:35,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:35,010 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) [2025-02-08 14:50:35,011 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 [2025-02-08 14:50:35,012 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-02-08 14:50:35,012 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-08 14:50:35,035 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 [2025-02-08 14:50:35,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,036 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:35,038 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) [2025-02-08 14:50:35,041 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 [2025-02-08 14:50:35,042 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2025-02-08 14:50:35,042 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-08 14:50:35,073 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-02-08 14:50:35,073 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#in~x=-1} Honda state: {id_#in~x=-1} Generalized eigenvectors: [{id_#in~x=0}, {id_#in~x=-1}, {id_#in~x=0}] Lambdas: [2, 1, 0] Nus: [0, 0] [2025-02-08 14:50:35,079 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 [2025-02-08 14:50:35,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:35,082 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) [2025-02-08 14:50:35,083 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 [2025-02-08 14:50:35,084 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-02-08 14:50:35,084 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-08 14:50:35,098 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-02-08 14:50:35,099 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#res=0} Honda state: {id_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-02-08 14:50:35,106 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2025-02-08 14:50:35,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,107 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:35,109 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) [2025-02-08 14:50:35,112 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 [2025-02-08 14:50:35,113 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-02-08 14:50:35,113 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-08 14:50:35,129 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-02-08 14:50:35,129 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_~x=0} Honda state: {id_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-02-08 14:50:35,137 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 [2025-02-08 14:50:35,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:35,140 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) [2025-02-08 14:50:35,144 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 [2025-02-08 14:50:35,145 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2025-02-08 14:50:35,145 INFO L160 nArgumentSynthesizer]: Using integer mode. [2025-02-08 14:50:35,164 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2025-02-08 14:50:35,164 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#t~ret4=0} Honda state: {id_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2025-02-08 14:50:35,172 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 [2025-02-08 14:50:35,410 INFO L204 LassoAnalysis]: Preferences: [2025-02-08 14:50:35,410 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-08 14:50:35,410 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-08 14:50:35,410 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-08 14:50:35,411 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-08 14:50:35,411 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,411 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-08 14:50:35,411 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-08 14:50:35,411 INFO L132 ssoRankerPreferences]: Filename of dumped script: id_i15_o15-1.c_Iteration1_Lasso [2025-02-08 14:50:35,411 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-08 14:50:35,411 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-08 14:50:35,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,416 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,424 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,427 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,429 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,432 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,435 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-08 14:50:35,669 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-08 14:50:35,674 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-08 14:50:35,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:35,679 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) [2025-02-08 14:50:35,680 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 [2025-02-08 14:50:35,681 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 [2025-02-08 14:50:35,694 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:50:35,694 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-08 14:50:35,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:50:35,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-08 14:50:35,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:50:35,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-08 14:50:35,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-08 14:50:35,703 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-08 14:50:35,708 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-02-08 14:50:35,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:35,710 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) [2025-02-08 14:50:35,712 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 [2025-02-08 14:50:35,712 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 [2025-02-08 14:50:35,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-08 14:50:35,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-08 14:50:35,722 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2025-02-08 14:50:35,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-08 14:50:35,734 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2025-02-08 14:50:35,734 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2025-02-08 14:50:35,750 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-08 14:50:35,777 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-02-08 14:50:35,780 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-02-08 14:50:35,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:50:35,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:50:35,783 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) [2025-02-08 14:50:35,786 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 [2025-02-08 14:50:35,787 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-08 14:50:35,805 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2025-02-08 14:50:35,805 INFO L474 LassoAnalysis]: Proved termination. [2025-02-08 14:50:35,806 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(id_#in~x) = 1*id_#in~x Supporting invariants [1*id_#in~x >= 0] [2025-02-08 14:50:35,813 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 [2025-02-08 14:50:35,820 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2025-02-08 14:50:35,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-08 14:50:35,867 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-08 14:50:35,878 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-08 14:50:35,878 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:50:35,878 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:50:35,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-08 14:50:35,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:50:35,906 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-08 14:50:35,912 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-08 14:50:35,912 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-08 14:50:35,913 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-08 14:50:35,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-02-08 14:50:35,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-08 14:50:35,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-08 14:50:35,990 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 [2025-02-08 14:50:35,992 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:50:36,111 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 9 states have internal predecessors, (11), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 28 states and 33 transitions. Complement of second has 17 states. [2025-02-08 14:50:36,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2025-02-08 14:50:36,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-08 14:50:36,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 7 transitions. [2025-02-08 14:50:36,129 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 2 letters. Loop has 3 letters. [2025-02-08 14:50:36,130 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:50:36,130 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 5 letters. Loop has 3 letters. [2025-02-08 14:50:36,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:50:36,131 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 7 transitions. Stem has 2 letters. Loop has 6 letters. [2025-02-08 14:50:36,131 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-08 14:50:36,132 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 33 transitions. [2025-02-08 14:50:36,134 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:50:36,136 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 0 states and 0 transitions. [2025-02-08 14:50:36,137 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-08 14:50:36,137 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-08 14:50:36,138 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-08 14:50:36,138 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-08 14:50:36,138 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:50:36,138 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:50:36,138 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-08 14:50:36,138 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-08 14:50:36,138 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-08 14:50:36,138 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:50:36,139 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:50:36,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:50:36 BoogieIcfgContainer [2025-02-08 14:50:36,149 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:50:36,150 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:50:36,150 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:50:36,150 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:50:36,151 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:50:34" (3/4) ... [2025-02-08 14:50:36,152 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:50:36,153 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:50:36,154 INFO L158 Benchmark]: Toolchain (without parser) took 2069.89ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 75.0MB in the end (delta: 29.9MB). Peak memory consumption was 29.5MB. Max. memory is 16.1GB. [2025-02-08 14:50:36,155 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:50:36,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.65ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 94.6MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 14:50:36,157 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.10ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 93.7MB in the end (delta: 922.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:50:36,157 INFO L158 Benchmark]: Boogie Preprocessor took 31.48ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 92.7MB in the end (delta: 967.3kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:50:36,157 INFO L158 Benchmark]: IcfgBuilder took 207.47ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 82.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 14:50:36,157 INFO L158 Benchmark]: BuchiAutomizer took 1606.35ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 75.0MB in the end (delta: 7.5MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2025-02-08 14:50:36,157 INFO L158 Benchmark]: Witness Printer took 3.61ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 75.0MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:50:36,159 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 201.3MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 189.65ms. Allocated memory is still 142.6MB. Free memory was 104.9MB in the beginning and 94.6MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.10ms. Allocated memory is still 142.6MB. Free memory was 94.6MB in the beginning and 93.7MB in the end (delta: 922.1kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.48ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 92.7MB in the end (delta: 967.3kB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 207.47ms. Allocated memory is still 142.6MB. Free memory was 92.7MB in the beginning and 82.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1606.35ms. Allocated memory is still 142.6MB. Free memory was 82.4MB in the beginning and 75.0MB in the end (delta: 7.5MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Witness Printer took 3.61ms. Allocated memory is still 142.6MB. Free memory was 75.0MB in the beginning and 75.0MB in the end (delta: 41.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 4 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital38 mio100 ax100 hnf100 lsp66 ukn81 mio100 lsp96 div100 bol100 ite100 ukn100 eq199 hnf95 smp100 dnf144 smp100 tf103 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 96ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 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! [2025-02-08 14:50:36,176 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 [2025-02-08 14:50:36,376 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