./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/reducercommutativity/sep.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 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/reducercommutativity/sep.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 54d2da4a9e5a645ffa7361038eff25cc32e29a265e0324de9bda9a6d773becac --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:11:38,573 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:11:38,632 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-01-10 07:11:38,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:11:38,638 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:11:38,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:11:38,657 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:11:38,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:11:38,658 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:11:38,658 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:11:38,659 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:11:38,659 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:11:38,659 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:11:38,659 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:11:38,660 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:11:38,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:11:38,661 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:11:38,661 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-10 07:11:38,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:11:38,661 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:11:38,661 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:11:38,661 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:11:38,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:11:38,662 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:11:38,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:11:38,662 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:11:38,662 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:11:38,662 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 -> 54d2da4a9e5a645ffa7361038eff25cc32e29a265e0324de9bda9a6d773becac [2025-01-10 07:11:38,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:11:38,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:11:38,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:11:38,867 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:11:38,867 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:11:38,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep.i [2025-01-10 07:11:40,069 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f800c9153/73cf756fd4ae4d2da11c9c3a7efb6497/FLAGcfe472a6f [2025-01-10 07:11:40,297 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:11:40,300 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep.i [2025-01-10 07:11:40,311 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f800c9153/73cf756fd4ae4d2da11c9c3a7efb6497/FLAGcfe472a6f [2025-01-10 07:11:40,662 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/f800c9153/73cf756fd4ae4d2da11c9c3a7efb6497 [2025-01-10 07:11:40,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:11:40,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:11:40,666 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:11:40,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:11:40,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:11:40,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3641e6de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40, skipping insertion in model container [2025-01-10 07:11:40,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,693 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:11:40,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:11:40,810 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:11:40,828 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:11:40,838 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:11:40,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40 WrapperNode [2025-01-10 07:11:40,839 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:11:40,840 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:11:40,840 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:11:40,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:11:40,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,849 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,864 INFO L138 Inliner]: procedures = 16, calls = 27, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 116 [2025-01-10 07:11:40,867 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:11:40,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:11:40,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:11:40,868 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:11:40,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,881 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,896 INFO L175 MemorySlicer]: Split 19 memory accesses to 3 slices as follows [2, 6, 11]. 58 percent of accesses are in the largest equivalence class. The 8 initializations are split as follows [2, 6, 0]. The 4 writes are split as follows [0, 0, 4]. [2025-01-10 07:11:40,896 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,896 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,904 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:11:40,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:11:40,920 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:11:40,920 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:11:40,921 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (1/1) ... [2025-01-10 07:11:40,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:40,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:40,954 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) [2025-01-10 07:11:40,964 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 [2025-01-10 07:11:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 07:11:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-10 07:11:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-10 07:11:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-10 07:11:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:11:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:11:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:11:40,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-10 07:11:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:11:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:11:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:11:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:11:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-10 07:11:40,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:11:41,034 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:11:41,035 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:11:41,219 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2025-01-10 07:11:41,219 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:11:41,225 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:11:41,225 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-10 07:11:41,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:11:41 BoogieIcfgContainer [2025-01-10 07:11:41,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:11:41,226 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:11:41,226 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:11:41,230 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:11:41,230 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:11:41,230 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:11:40" (1/3) ... [2025-01-10 07:11:41,231 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@189872f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:11:41, skipping insertion in model container [2025-01-10 07:11:41,231 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:11:41,231 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:40" (2/3) ... [2025-01-10 07:11:41,231 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@189872f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:11:41, skipping insertion in model container [2025-01-10 07:11:41,231 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:11:41,231 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:11:41" (3/3) ... [2025-01-10 07:11:41,232 INFO L363 chiAutomizerObserver]: Analyzing ICFG sep.i [2025-01-10 07:11:41,263 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:11:41,263 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:11:41,263 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:11:41,263 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:11:41,263 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:11:41,263 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:11:41,263 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:11:41,264 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:11:41,267 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.434782608695652) internal successors, (33), 23 states have internal predecessors, (33), 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) [2025-01-10 07:11:41,276 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:41,276 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:41,276 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:41,279 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:11:41,279 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:41,279 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:11:41,280 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 24 states, 23 states have (on average 1.434782608695652) internal successors, (33), 23 states have internal predecessors, (33), 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) [2025-01-10 07:11:41,280 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:41,281 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:41,281 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:41,281 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:11:41,281 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:41,285 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:41,286 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:41,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:41,290 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2025-01-10 07:11:41,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:41,303 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995643723] [2025-01-10 07:11:41,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:41,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:41,361 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:41,380 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:41,380 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:41,381 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:41,381 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:41,387 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:41,398 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:41,399 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:41,399 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:41,417 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:41,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:41,419 INFO L85 PathProgramCache]: Analyzing trace with hash 38828, now seen corresponding path program 1 times [2025-01-10 07:11:41,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:41,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506836990] [2025-01-10 07:11:41,420 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:41,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:41,426 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:41,437 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:41,438 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:41,438 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:41,438 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:41,440 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:41,448 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:41,448 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:41,448 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:41,450 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:41,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:41,451 INFO L85 PathProgramCache]: Analyzing trace with hash 889508715, now seen corresponding path program 1 times [2025-01-10 07:11:41,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:41,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148485330] [2025-01-10 07:11:41,452 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:41,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:41,463 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:11:41,489 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:11:41,491 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:41,492 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:41,492 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:41,495 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:11:41,518 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:11:41,518 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:41,518 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:41,525 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:41,999 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:11:42,000 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:11:42,000 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:11:42,000 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:11:42,000 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:11:42,000 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,000 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:11:42,000 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:11:42,000 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep.i_Iteration1_Lasso [2025-01-10 07:11:42,001 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:11:42,001 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:11:42,009 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,017 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,074 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,080 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,082 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,335 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,343 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,345 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,346 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,348 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,350 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,352 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,354 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,356 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,359 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:42,697 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:11:42,700 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:11:42,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,705 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) [2025-01-10 07:11:42,706 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 [2025-01-10 07:11:42,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:42,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:42,721 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:42,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:42,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:42,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:42,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:42,725 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:42,730 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:42,737 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 [2025-01-10 07:11:42,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,742 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) [2025-01-10 07:11:42,743 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 [2025-01-10 07:11:42,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:42,754 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:42,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:42,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:42,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:42,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:42,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:42,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:42,757 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:42,763 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 [2025-01-10 07:11:42,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,766 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) [2025-01-10 07:11:42,767 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 [2025-01-10 07:11:42,769 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 [2025-01-10 07:11:42,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:42,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:42,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:42,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:42,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:42,783 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:42,783 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:42,785 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:42,792 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 [2025-01-10 07:11:42,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,795 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) [2025-01-10 07:11:42,796 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 [2025-01-10 07:11:42,797 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 [2025-01-10 07:11:42,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:42,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:42,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:42,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:42,813 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:42,813 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:42,819 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:42,832 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 [2025-01-10 07:11:42,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,835 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) [2025-01-10 07:11:42,836 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 [2025-01-10 07:11:42,838 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 [2025-01-10 07:11:42,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:42,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:42,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:42,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:42,851 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:42,851 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:42,854 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:42,860 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:42,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,863 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) [2025-01-10 07:11:42,864 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 [2025-01-10 07:11:42,866 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 [2025-01-10 07:11:42,877 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:42,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:42,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:42,877 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:42,879 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:42,879 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:42,884 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:42,893 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 [2025-01-10 07:11:42,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,898 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) [2025-01-10 07:11:42,900 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 [2025-01-10 07:11:42,900 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 [2025-01-10 07:11:42,919 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:42,919 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:42,919 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:42,919 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:42,921 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:42,921 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:42,924 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:42,931 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:42,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,935 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) [2025-01-10 07:11:42,936 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 [2025-01-10 07:11:42,939 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 [2025-01-10 07:11:42,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:42,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:42,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:42,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:42,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:42,954 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:42,957 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:42,965 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 [2025-01-10 07:11:42,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:42,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:42,967 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) [2025-01-10 07:11:42,989 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 [2025-01-10 07:11:42,990 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:43,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,000 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,002 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:43,002 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:43,005 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,011 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 [2025-01-10 07:11:43,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,016 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) [2025-01-10 07:11:43,017 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 [2025-01-10 07:11:43,017 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 [2025-01-10 07:11:43,027 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,027 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:43,027 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,027 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,028 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:43,028 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:43,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-01-10 07:11:43,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,043 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) [2025-01-10 07:11:43,046 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 [2025-01-10 07:11:43,046 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 [2025-01-10 07:11:43,056 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,056 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:43,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,056 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,056 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,057 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:43,058 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:43,062 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-01-10 07:11:43,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,074 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-01-10 07:11:43,075 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 [2025-01-10 07:11:43,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:43,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,086 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:43,086 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:43,089 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,095 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-01-10 07:11:43,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,098 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,099 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-01-10 07:11:43,100 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 [2025-01-10 07:11:43,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,110 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:43,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:43,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:43,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,128 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-01-10 07:11:43,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,132 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-01-10 07:11:43,133 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 [2025-01-10 07:11:43,143 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:43,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,144 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,145 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:43,145 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:43,147 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-01-10 07:11:43,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,158 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-01-10 07:11:43,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:43,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:43,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,175 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:43,175 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:43,179 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,186 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-01-10 07:11:43,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,189 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-01-10 07:11:43,191 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 [2025-01-10 07:11:43,200 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:43,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,201 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:43,202 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:43,203 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-01-10 07:11:43,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,209 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,212 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-01-10 07:11:43,213 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 [2025-01-10 07:11:43,223 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:43,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:43,236 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:43,246 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2025-01-10 07:11:43,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,251 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-01-10 07:11:43,255 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 [2025-01-10 07:11:43,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:43,266 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:43,266 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:43,266 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:43,271 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:43,271 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:43,282 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:11:43,320 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-01-10 07:11:43,322 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2025-01-10 07:11:43,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:43,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,329 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-01-10 07:11:43,331 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:11:43,343 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:11:43,343 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:11:43,344 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ULTIMATE.start_sep_~i~0#1) = 1*~N~0 - 1*ULTIMATE.start_sep_~i~0#1 Supporting invariants [] [2025-01-10 07:11:43,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-01-10 07:11:43,377 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2025-01-10 07:11:43,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:43,414 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:43,428 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:43,428 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:43,428 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:43,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:11:43,433 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:43,444 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:43,446 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:43,446 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:43,447 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:43,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:11:43,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:43,494 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 [2025-01-10 07:11:43,495 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.434782608695652) internal successors, (33), 23 states have internal predecessors, (33), 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 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:43,528 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 24 states, 23 states have (on average 1.434782608695652) internal successors, (33), 23 states have internal predecessors, (33), 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 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 42 transitions. Complement of second has 5 states. [2025-01-10 07:11:43,529 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 [2025-01-10 07:11:43,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:43,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 11 transitions. [2025-01-10 07:11:43,537 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 3 letters. Loop has 3 letters. [2025-01-10 07:11:43,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:43,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 6 letters. Loop has 3 letters. [2025-01-10 07:11:43,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:43,538 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 11 transitions. Stem has 3 letters. Loop has 6 letters. [2025-01-10 07:11:43,538 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:43,539 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 42 transitions. [2025-01-10 07:11:43,540 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:43,542 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 16 states and 23 transitions. [2025-01-10 07:11:43,542 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2025-01-10 07:11:43,542 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-01-10 07:11:43,543 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 23 transitions. [2025-01-10 07:11:43,543 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:43,543 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-01-10 07:11:43,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 23 transitions. [2025-01-10 07:11:43,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2025-01-10 07:11:43,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.4375) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:43,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 23 transitions. [2025-01-10 07:11:43,559 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-01-10 07:11:43,559 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-01-10 07:11:43,559 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:11:43,559 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 23 transitions. [2025-01-10 07:11:43,560 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:43,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:43,560 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:43,560 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-01-10 07:11:43,560 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:43,560 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:43,560 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:43,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:43,561 INFO L85 PathProgramCache]: Analyzing trace with hash 28694116, now seen corresponding path program 1 times [2025-01-10 07:11:43,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:43,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911062145] [2025-01-10 07:11:43,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:43,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:43,568 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:11:43,578 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:11:43,578 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:43,578 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:43,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:43,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911062145] [2025-01-10 07:11:43,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911062145] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:11:43,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:11:43,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 07:11:43,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095708850] [2025-01-10 07:11:43,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:11:43,653 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:43,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:43,653 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 1 times [2025-01-10 07:11:43,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:43,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472776049] [2025-01-10 07:11:43,654 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:43,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:43,658 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:43,665 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:43,666 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:43,666 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:43,666 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:43,667 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:43,673 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:43,674 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:43,674 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:43,675 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:43,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:43,728 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 07:11:43,729 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 07:11:43,730 INFO L87 Difference]: Start difference. First operand 16 states and 23 transitions. cyclomatic complexity: 11 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) [2025-01-10 07:11:43,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:43,755 INFO L93 Difference]: Finished difference Result 18 states and 25 transitions. [2025-01-10 07:11:43,755 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 25 transitions. [2025-01-10 07:11:43,755 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:43,756 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 25 transitions. [2025-01-10 07:11:43,756 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2025-01-10 07:11:43,756 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-01-10 07:11:43,756 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions. [2025-01-10 07:11:43,756 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:43,756 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions. [2025-01-10 07:11:43,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions. [2025-01-10 07:11:43,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 16. [2025-01-10 07:11:43,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.375) internal successors, (22), 15 states have internal predecessors, (22), 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) [2025-01-10 07:11:43,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 22 transitions. [2025-01-10 07:11:43,757 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 22 transitions. [2025-01-10 07:11:43,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 07:11:43,758 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 22 transitions. [2025-01-10 07:11:43,758 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-01-10 07:11:43,758 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 22 transitions. [2025-01-10 07:11:43,758 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:43,758 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:43,759 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:43,759 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:43,759 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:43,759 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:43,759 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:43,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:43,759 INFO L85 PathProgramCache]: Analyzing trace with hash 119443371, now seen corresponding path program 1 times [2025-01-10 07:11:43,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:43,760 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573800168] [2025-01-10 07:11:43,760 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:43,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:43,764 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:11:43,781 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:11:43,781 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:43,781 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:43,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:43,856 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:43,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573800168] [2025-01-10 07:11:43,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573800168] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:11:43,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190788991] [2025-01-10 07:11:43,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:43,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:11:43,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:43,858 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:11:43,860 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2025-01-10 07:11:43,889 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:11:43,899 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:11:43,899 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:43,899 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:43,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:11:43,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:43,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:43,932 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:11:43,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:43,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190788991] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:11:43,948 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:11:43,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-01-10 07:11:43,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649537126] [2025-01-10 07:11:43,948 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:11:43,949 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:43,949 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:43,949 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 2 times [2025-01-10 07:11:43,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:43,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433762154] [2025-01-10 07:11:43,949 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:43,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:43,952 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:43,954 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:43,954 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:11:43,954 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:43,955 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:43,955 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:43,957 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:43,957 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:43,957 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:43,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:44,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:44,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-10 07:11:44,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=22, Unknown=0, NotChecked=0, Total=42 [2025-01-10 07:11:44,017 INFO L87 Difference]: Start difference. First operand 16 states and 22 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 7 states have internal predecessors, (17), 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) [2025-01-10 07:11:44,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:44,056 INFO L93 Difference]: Finished difference Result 21 states and 29 transitions. [2025-01-10 07:11:44,056 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 29 transitions. [2025-01-10 07:11:44,057 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:44,058 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 21 states and 29 transitions. [2025-01-10 07:11:44,058 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2025-01-10 07:11:44,058 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-01-10 07:11:44,058 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 29 transitions. [2025-01-10 07:11:44,059 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:44,059 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-01-10 07:11:44,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 29 transitions. [2025-01-10 07:11:44,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 19. [2025-01-10 07:11:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 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) [2025-01-10 07:11:44,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2025-01-10 07:11:44,061 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2025-01-10 07:11:44,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-01-10 07:11:44,062 INFO L432 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2025-01-10 07:11:44,062 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-01-10 07:11:44,062 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2025-01-10 07:11:44,063 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:44,064 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:44,064 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:44,064 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1] [2025-01-10 07:11:44,064 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:44,064 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:44,064 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:44,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:44,064 INFO L85 PathProgramCache]: Analyzing trace with hash 2096069892, now seen corresponding path program 2 times [2025-01-10 07:11:44,064 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:44,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768802026] [2025-01-10 07:11:44,064 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:44,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:44,071 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 11 statements into 2 equivalence classes. [2025-01-10 07:11:44,092 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:11:44,094 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:11:44,094 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:44,094 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:44,097 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:11:44,124 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:11:44,124 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:44,124 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:44,131 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:44,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:44,133 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 3 times [2025-01-10 07:11:44,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:44,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710331612] [2025-01-10 07:11:44,133 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:11:44,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:44,138 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:44,143 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:44,143 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:11:44,143 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:44,143 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:44,144 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:44,146 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:44,146 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:44,146 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:44,147 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:44,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:44,151 INFO L85 PathProgramCache]: Analyzing trace with hash -511340040, now seen corresponding path program 1 times [2025-01-10 07:11:44,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:44,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205542017] [2025-01-10 07:11:44,151 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:44,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:44,156 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-10 07:11:44,175 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:11:44,175 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:44,175 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:44,233 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2025-01-10 07:11:44,617 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:44,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:44,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205542017] [2025-01-10 07:11:44,617 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205542017] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:11:44,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698531406] [2025-01-10 07:11:44,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:44,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:11:44,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:44,619 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:11:44,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-01-10 07:11:44,650 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-10 07:11:44,666 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:11:44,666 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:44,666 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:44,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 31 conjuncts are in the unsatisfiable core [2025-01-10 07:11:44,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:44,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2025-01-10 07:11:44,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2025-01-10 07:11:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:44,790 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:11:44,846 INFO L349 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2025-01-10 07:11:44,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 25 [2025-01-10 07:11:44,889 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:44,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698531406] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:11:44,890 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:11:44,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 18 [2025-01-10 07:11:44,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377232000] [2025-01-10 07:11:44,890 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:11:44,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:44,929 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2025-01-10 07:11:44,930 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2025-01-10 07:11:44,930 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 11 Second operand has 18 states, 18 states have (on average 1.8333333333333333) internal successors, (33), 18 states have internal predecessors, (33), 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) [2025-01-10 07:11:45,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:45,295 INFO L93 Difference]: Finished difference Result 50 states and 73 transitions. [2025-01-10 07:11:45,295 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 73 transitions. [2025-01-10 07:11:45,296 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 13 [2025-01-10 07:11:45,298 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 50 states and 73 transitions. [2025-01-10 07:11:45,298 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2025-01-10 07:11:45,298 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2025-01-10 07:11:45,298 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 73 transitions. [2025-01-10 07:11:45,298 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:45,298 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 73 transitions. [2025-01-10 07:11:45,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 73 transitions. [2025-01-10 07:11:45,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 26. [2025-01-10 07:11:45,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 26 states have (on average 1.4230769230769231) internal successors, (37), 25 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:45,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 37 transitions. [2025-01-10 07:11:45,300 INFO L240 hiAutomatonCegarLoop]: Abstraction has 26 states and 37 transitions. [2025-01-10 07:11:45,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-10 07:11:45,301 INFO L432 stractBuchiCegarLoop]: Abstraction has 26 states and 37 transitions. [2025-01-10 07:11:45,301 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-01-10 07:11:45,301 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 26 states and 37 transitions. [2025-01-10 07:11:45,301 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:45,301 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:45,301 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:45,302 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:45,302 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:45,302 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:45,302 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:45,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:45,302 INFO L85 PathProgramCache]: Analyzing trace with hash 2096010310, now seen corresponding path program 1 times [2025-01-10 07:11:45,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:45,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807032106] [2025-01-10 07:11:45,303 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:45,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:45,307 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:11:45,313 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:11:45,313 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:45,313 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:45,313 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:45,323 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:11:45,337 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:11:45,337 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:45,337 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:45,348 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:45,348 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:45,348 INFO L85 PathProgramCache]: Analyzing trace with hash 53723, now seen corresponding path program 4 times [2025-01-10 07:11:45,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:45,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505633170] [2025-01-10 07:11:45,348 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-10 07:11:45,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:45,352 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 3 statements into 2 equivalence classes. [2025-01-10 07:11:45,354 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:45,354 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-10 07:11:45,354 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:45,354 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:45,355 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:45,356 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:45,356 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:45,356 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:45,357 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:45,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:45,357 INFO L85 PathProgramCache]: Analyzing trace with hash 2008619894, now seen corresponding path program 1 times [2025-01-10 07:11:45,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:45,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640941705] [2025-01-10 07:11:45,357 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:45,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:45,362 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-10 07:11:45,379 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:11:45,379 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:45,379 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:45,379 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:45,381 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-10 07:11:45,392 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:11:45,397 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:45,397 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:45,399 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:45,975 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:11:45,976 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:11:45,976 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:11:45,976 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:11:45,976 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:11:45,976 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:45,976 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:11:45,976 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:11:45,976 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep.i_Iteration5_Lasso [2025-01-10 07:11:45,976 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:11:45,976 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:11:45,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:45,979 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,013 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,014 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,016 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,019 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,021 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,022 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,024 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,026 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,030 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,178 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,179 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,181 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,182 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,184 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,186 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,188 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,189 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,191 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,192 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:46,548 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:11:46,548 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:11:46,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,573 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-01-10 07:11:46,576 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 [2025-01-10 07:11:46,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:46,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:46,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:46,589 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:46,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,596 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-01-10 07:11:46,599 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 [2025-01-10 07:11:46,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,611 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:46,611 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:46,613 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:46,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,620 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-01-10 07:11:46,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:46,632 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,634 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:46,634 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:46,636 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:46,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,648 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-01-10 07:11:46,653 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 [2025-01-10 07:11:46,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:46,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:46,667 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:46,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,678 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-01-10 07:11:46,684 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 [2025-01-10 07:11:46,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:46,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:46,699 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:46,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,715 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:46,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-01-10 07:11:46,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:46,729 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:46,734 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,740 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:46,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,742 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-01-10 07:11:46,744 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:46,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,759 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:46,759 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:46,761 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,767 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-01-10 07:11:46,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,769 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-01-10 07:11:46,771 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 [2025-01-10 07:11:46,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,782 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:46,782 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,782 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,782 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,782 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:46,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:46,783 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,788 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-01-10 07:11:46,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,789 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,791 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-01-10 07:11:46,801 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 [2025-01-10 07:11:46,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:46,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:46,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:46,813 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,819 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-01-10 07:11:46,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,819 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,821 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-01-10 07:11:46,823 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 [2025-01-10 07:11:46,834 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,834 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:46,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,835 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:46,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:46,836 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,842 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2025-01-10 07:11:46,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,845 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-01-10 07:11:46,847 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 [2025-01-10 07:11:46,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,857 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:46,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,858 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:46,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:46,859 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,864 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:46,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,866 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-01-10 07:11:46,869 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 [2025-01-10 07:11:46,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:46,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:46,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:46,881 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,886 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-01-10 07:11:46,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,888 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-01-10 07:11:46,889 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 [2025-01-10 07:11:46,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:46,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:46,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:46,904 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:46,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,921 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,922 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-01-10 07:11:46,922 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 [2025-01-10 07:11:46,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,932 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,932 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,932 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,936 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:46,936 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:46,943 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,951 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-01-10 07:11:46,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,953 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,954 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-01-10 07:11:46,958 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 [2025-01-10 07:11:46,977 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,977 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:46,977 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,977 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,977 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:46,977 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:46,977 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:46,978 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:46,984 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2025-01-10 07:11:46,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:46,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:46,986 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:46,987 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-01-10 07:11:46,989 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 [2025-01-10 07:11:46,998 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:46,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:46,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:46,999 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:47,003 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:47,003 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:47,008 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:47,013 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-01-10 07:11:47,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:47,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:47,015 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:47,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-01-10 07:11:47,016 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 [2025-01-10 07:11:47,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:47,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:47,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:47,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:47,028 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:47,028 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:47,031 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:47,036 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2025-01-10 07:11:47,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:47,037 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:47,040 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:47,040 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-01-10 07:11:47,041 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 [2025-01-10 07:11:47,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:47,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:47,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:47,051 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:47,052 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:47,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:47,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:47,060 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-01-10 07:11:47,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:47,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:47,062 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:47,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-01-10 07:11:47,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:47,074 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:47,074 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:47,074 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:47,074 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:47,078 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:47,078 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:47,081 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:47,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-01-10 07:11:47,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:47,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:47,090 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:47,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-01-10 07:11:47,091 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 [2025-01-10 07:11:47,101 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:47,101 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:47,101 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:47,101 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:47,108 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:47,108 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:47,118 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:11:47,134 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2025-01-10 07:11:47,134 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-01-10 07:11:47,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:47,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:47,137 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:47,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-01-10 07:11:47,138 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:11:47,149 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2025-01-10 07:11:47,150 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:11:47,150 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sep_~i~0#1) = -4*ULTIMATE.start_sep_~i~0#1 + 5 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_2 + 1*ULTIMATE.start_sep_~x#1.offset + 8 >= 0] [2025-01-10 07:11:47,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-01-10 07:11:47,172 INFO L156 tatePredicateManager]: 7 out of 9 supporting invariants were superfluous and have been removed [2025-01-10 07:11:47,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:47,207 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:11:47,229 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:11:47,229 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,229 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:47,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 16 conjuncts are in the unsatisfiable core [2025-01-10 07:11:47,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:47,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-10 07:11:47,357 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:47,359 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:47,359 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,359 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:47,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 07:11:47,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:47,386 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.5 stem predicates 2 loop predicates [2025-01-10 07:11:47,387 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 26 states and 37 transitions. cyclomatic complexity: 16 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:47,467 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 26 states and 37 transitions. cyclomatic complexity: 16. Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 48 states and 72 transitions. Complement of second has 10 states. [2025-01-10 07:11:47,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 8 states 5 stem states 1 non-accepting loop states 2 accepting loop states [2025-01-10 07:11:47,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:47,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 27 transitions. [2025-01-10 07:11:47,469 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 27 transitions. Stem has 11 letters. Loop has 3 letters. [2025-01-10 07:11:47,469 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:47,469 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 27 transitions. Stem has 14 letters. Loop has 3 letters. [2025-01-10 07:11:47,469 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:47,469 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 8 states and 27 transitions. Stem has 11 letters. Loop has 6 letters. [2025-01-10 07:11:47,469 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:47,469 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 48 states and 72 transitions. [2025-01-10 07:11:47,470 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:47,470 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 48 states to 45 states and 66 transitions. [2025-01-10 07:11:47,470 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2025-01-10 07:11:47,471 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2025-01-10 07:11:47,471 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 66 transitions. [2025-01-10 07:11:47,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:47,471 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 66 transitions. [2025-01-10 07:11:47,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 66 transitions. [2025-01-10 07:11:47,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 38. [2025-01-10 07:11:47,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.4473684210526316) internal successors, (55), 37 states have internal predecessors, (55), 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) [2025-01-10 07:11:47,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 55 transitions. [2025-01-10 07:11:47,473 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 55 transitions. [2025-01-10 07:11:47,473 INFO L432 stractBuchiCegarLoop]: Abstraction has 38 states and 55 transitions. [2025-01-10 07:11:47,473 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-01-10 07:11:47,473 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 55 transitions. [2025-01-10 07:11:47,473 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:47,473 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:47,473 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:47,474 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:47,474 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:11:47,474 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret9#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0;" [2025-01-10 07:11:47,474 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < ~N~0 - 1;call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1;main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1;" [2025-01-10 07:11:47,474 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:47,474 INFO L85 PathProgramCache]: Analyzing trace with hash -73752856, now seen corresponding path program 1 times [2025-01-10 07:11:47,474 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:47,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902527642] [2025-01-10 07:11:47,474 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:47,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:47,478 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-01-10 07:11:47,481 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:11:47,481 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,481 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:47,531 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-10 07:11:47,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:47,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902527642] [2025-01-10 07:11:47,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902527642] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:11:47,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:11:47,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2025-01-10 07:11:47,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486454578] [2025-01-10 07:11:47,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:11:47,532 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:47,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:47,533 INFO L85 PathProgramCache]: Analyzing trace with hash 70, now seen corresponding path program 1 times [2025-01-10 07:11:47,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:47,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270782716] [2025-01-10 07:11:47,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:47,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:47,536 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:47,537 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:47,537 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,537 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:47,537 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:47,538 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:47,538 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:47,539 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,539 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:47,540 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:47,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:47,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:47,617 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-10 07:11:47,617 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-01-10 07:11:47,618 INFO L87 Difference]: Start difference. First operand 38 states and 55 transitions. cyclomatic complexity: 23 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 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) [2025-01-10 07:11:47,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:47,637 INFO L93 Difference]: Finished difference Result 46 states and 63 transitions. [2025-01-10 07:11:47,637 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 63 transitions. [2025-01-10 07:11:47,637 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:47,637 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 63 transitions. [2025-01-10 07:11:47,638 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26 [2025-01-10 07:11:47,638 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26 [2025-01-10 07:11:47,638 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 63 transitions. [2025-01-10 07:11:47,638 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:47,638 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 63 transitions. [2025-01-10 07:11:47,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 63 transitions. [2025-01-10 07:11:47,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 39. [2025-01-10 07:11:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.358974358974359) internal successors, (53), 38 states have internal predecessors, (53), 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) [2025-01-10 07:11:47,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 53 transitions. [2025-01-10 07:11:47,639 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 53 transitions. [2025-01-10 07:11:47,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-10 07:11:47,640 INFO L432 stractBuchiCegarLoop]: Abstraction has 39 states and 53 transitions. [2025-01-10 07:11:47,640 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-01-10 07:11:47,640 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 53 transitions. [2025-01-10 07:11:47,640 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:11:47,640 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:47,640 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:47,641 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:47,641 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:47,641 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" [2025-01-10 07:11:47,641 INFO L754 eck$LassoCheckResult]: Loop: "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" [2025-01-10 07:11:47,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:47,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1874223791, now seen corresponding path program 1 times [2025-01-10 07:11:47,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:47,641 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662088377] [2025-01-10 07:11:47,641 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:47,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:47,646 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-01-10 07:11:47,651 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-01-10 07:11:47,651 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,651 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:47,651 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:47,653 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-01-10 07:11:47,661 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-01-10 07:11:47,661 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,661 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:47,662 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:47,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:47,663 INFO L85 PathProgramCache]: Analyzing trace with hash 56723, now seen corresponding path program 5 times [2025-01-10 07:11:47,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:47,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906234911] [2025-01-10 07:11:47,663 INFO L95 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2025-01-10 07:11:47,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:47,665 INFO L108 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:47,666 INFO L111 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:47,666 INFO L114 AnnotateAndAsserter]: Assert order INSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:11:47,666 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:47,666 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:47,667 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:47,668 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:47,668 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,668 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:47,668 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:47,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:47,669 INFO L85 PathProgramCache]: Analyzing trace with hash 426136613, now seen corresponding path program 2 times [2025-01-10 07:11:47,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:47,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774416028] [2025-01-10 07:11:47,669 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:47,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:47,673 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 18 statements into 2 equivalence classes. [2025-01-10 07:11:47,688 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 18 of 18 statements. [2025-01-10 07:11:47,688 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:11:47,688 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:47,688 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:47,690 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 18 statements into 1 equivalence classes. [2025-01-10 07:11:47,698 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 18 of 18 statements. [2025-01-10 07:11:47,698 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:47,698 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:47,701 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:48,482 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:11:48,482 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:11:48,482 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:11:48,483 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:11:48,483 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:11:48,483 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:48,483 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:11:48,483 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:11:48,483 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep.i_Iteration7_Lasso [2025-01-10 07:11:48,483 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:11:48,483 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:11:48,484 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,487 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,489 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,491 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,492 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,495 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,497 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,500 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,506 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,508 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,511 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,512 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,515 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,553 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,759 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,761 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:48,762 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:49,116 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:11:49,117 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:11:49,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,119 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,120 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-01-10 07:11:49,121 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 [2025-01-10 07:11:49,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,131 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,132 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,132 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,134 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,140 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2025-01-10 07:11:49,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,142 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-01-10 07:11:49,144 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 [2025-01-10 07:11:49,153 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,153 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,154 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,154 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,154 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,154 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,155 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,160 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2025-01-10 07:11:49,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,162 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-01-10 07:11:49,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:49,174 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,174 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,174 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,174 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,174 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,174 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,175 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,183 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-01-10 07:11:49,184 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 [2025-01-10 07:11:49,194 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,195 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,195 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,195 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,198 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,204 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2025-01-10 07:11:49,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,204 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,206 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,207 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-01-10 07:11:49,209 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 [2025-01-10 07:11:49,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,218 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,218 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,218 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,218 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,219 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,219 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,220 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,225 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,225 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,228 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-01-10 07:11:49,229 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 [2025-01-10 07:11:49,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,240 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,240 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,243 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-01-10 07:11:49,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,257 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-01-10 07:11:49,261 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 [2025-01-10 07:11:49,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,271 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,271 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,271 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,272 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,278 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2025-01-10 07:11:49,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,280 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-01-10 07:11:49,282 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 [2025-01-10 07:11:49,292 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,293 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,298 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,303 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-01-10 07:11:49,304 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 [2025-01-10 07:11:49,314 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,314 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,314 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,314 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,314 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,314 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,321 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,323 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,323 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-01-10 07:11:49,324 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 [2025-01-10 07:11:49,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,335 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,341 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2025-01-10 07:11:49,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,341 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,343 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,344 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-01-10 07:11:49,345 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 [2025-01-10 07:11:49,355 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,355 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,355 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,355 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,355 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,355 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,355 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,369 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,369 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-01-10 07:11:49,371 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 [2025-01-10 07:11:49,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,380 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,380 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,380 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,382 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,382 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,384 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,389 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2025-01-10 07:11:49,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,390 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,392 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-01-10 07:11:49,394 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 [2025-01-10 07:11:49,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,403 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,404 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,404 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,406 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-01-10 07:11:49,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,414 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-01-10 07:11:49,416 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:49,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,426 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,426 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,427 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2025-01-10 07:11:49,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,435 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,436 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-01-10 07:11:49,437 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 [2025-01-10 07:11:49,446 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,447 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,448 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,456 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-01-10 07:11:49,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:49,467 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,470 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,470 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,472 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,482 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,483 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-01-10 07:11:49,483 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 [2025-01-10 07:11:49,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,493 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,493 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,494 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2025-01-10 07:11:49,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,501 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-01-10 07:11:49,504 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 [2025-01-10 07:11:49,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,521 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2025-01-10 07:11:49,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,523 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-01-10 07:11:49,526 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 [2025-01-10 07:11:49,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,535 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,535 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,535 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,535 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,536 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,536 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,537 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2025-01-10 07:11:49,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,542 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,543 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-01-10 07:11:49,546 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 [2025-01-10 07:11:49,555 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,555 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:49,555 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,555 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,555 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,556 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:49,556 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:49,557 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2025-01-10 07:11:49,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,565 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-01-10 07:11:49,567 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 [2025-01-10 07:11:49,577 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,578 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,578 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,580 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,588 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-01-10 07:11:49,590 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 [2025-01-10 07:11:49,599 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,600 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,600 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,601 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,613 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2025-01-10 07:11:49,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,616 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-01-10 07:11:49,618 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 [2025-01-10 07:11:49,628 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,628 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,628 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,628 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,629 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,632 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,637 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2025-01-10 07:11:49,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,640 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2025-01-10 07:11:49,641 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 [2025-01-10 07:11:49,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,651 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,651 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,652 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,652 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,655 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,660 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2025-01-10 07:11:49,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,663 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:49,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2025-01-10 07:11:49,666 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 [2025-01-10 07:11:49,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,675 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,675 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,675 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,676 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,676 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,678 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,684 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,685 INFO L229 MonitoredProcess]: Starting monitored process 69 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) [2025-01-10 07:11:49,686 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2025-01-10 07:11:49,687 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 [2025-01-10 07:11:49,697 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,697 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,697 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,697 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,700 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2025-01-10 07:11:49,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,711 INFO L229 MonitoredProcess]: Starting monitored process 70 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) [2025-01-10 07:11:49,712 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2025-01-10 07:11:49,713 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 [2025-01-10 07:11:49,722 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,722 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,724 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,727 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,732 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,734 INFO L229 MonitoredProcess]: Starting monitored process 71 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) [2025-01-10 07:11:49,735 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2025-01-10 07:11:49,736 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 [2025-01-10 07:11:49,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,746 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,746 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,746 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,747 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,747 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,749 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2025-01-10 07:11:49,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,755 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,756 INFO L229 MonitoredProcess]: Starting monitored process 72 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) [2025-01-10 07:11:49,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2025-01-10 07:11:49,759 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 [2025-01-10 07:11:49,768 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,769 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,771 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,771 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,775 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,782 INFO L229 MonitoredProcess]: Starting monitored process 73 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) [2025-01-10 07:11:49,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2025-01-10 07:11:49,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:49,794 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,794 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,796 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,796 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,798 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:49,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2025-01-10 07:11:49,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,806 INFO L229 MonitoredProcess]: Starting monitored process 74 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) [2025-01-10 07:11:49,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2025-01-10 07:11:49,808 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 [2025-01-10 07:11:49,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:49,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:49,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:49,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:49,822 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:49,822 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:49,830 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:11:49,841 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-01-10 07:11:49,841 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2025-01-10 07:11:49,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:49,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:49,842 INFO L229 MonitoredProcess]: Starting monitored process 75 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) [2025-01-10 07:11:49,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2025-01-10 07:11:49,844 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:11:49,855 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:11:49,855 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:11:49,856 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sep_~i~0#1, ~N~0) = -1*ULTIMATE.start_sep_~i~0#1 + 1*~N~0 Supporting invariants [] [2025-01-10 07:11:49,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2025-01-10 07:11:49,874 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2025-01-10 07:11:49,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:49,890 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 15 statements into 1 equivalence classes. [2025-01-10 07:11:49,901 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 15 of 15 statements. [2025-01-10 07:11:49,901 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:49,901 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:49,901 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:11:49,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:49,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:49,937 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:49,939 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:49,939 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:49,939 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:49,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:11:49,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:49,949 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 [2025-01-10 07:11:49,949 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 53 transitions. cyclomatic complexity: 20 Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2025-01-10 07:11:49,964 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 53 transitions. cyclomatic complexity: 20. Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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 44 states and 65 transitions. Complement of second has 7 states. [2025-01-10 07:11:49,965 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 [2025-01-10 07:11:49,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 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) [2025-01-10 07:11:49,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2025-01-10 07:11:49,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 15 letters. Loop has 3 letters. [2025-01-10 07:11:49,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:49,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 18 letters. Loop has 3 letters. [2025-01-10 07:11:49,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:49,966 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 15 letters. Loop has 6 letters. [2025-01-10 07:11:49,966 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:49,966 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 65 transitions. [2025-01-10 07:11:49,967 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-01-10 07:11:49,968 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 44 states and 65 transitions. [2025-01-10 07:11:49,968 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 20 [2025-01-10 07:11:49,968 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 23 [2025-01-10 07:11:49,968 INFO L73 IsDeterministic]: Start isDeterministic. Operand 44 states and 65 transitions. [2025-01-10 07:11:49,968 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:11:49,968 INFO L218 hiAutomatonCegarLoop]: Abstraction has 44 states and 65 transitions. [2025-01-10 07:11:49,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states and 65 transitions. [2025-01-10 07:11:49,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 39. [2025-01-10 07:11:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 1.4615384615384615) internal successors, (57), 38 states have internal predecessors, (57), 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) [2025-01-10 07:11:49,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 57 transitions. [2025-01-10 07:11:49,970 INFO L240 hiAutomatonCegarLoop]: Abstraction has 39 states and 57 transitions. [2025-01-10 07:11:49,970 INFO L432 stractBuchiCegarLoop]: Abstraction has 39 states and 57 transitions. [2025-01-10 07:11:49,970 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-01-10 07:11:49,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 57 transitions. [2025-01-10 07:11:49,970 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-01-10 07:11:49,970 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:49,970 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:49,971 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:49,971 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:11:49,971 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret9#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0;" [2025-01-10 07:11:49,971 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < ~N~0 - 1;call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1;main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1;" [2025-01-10 07:11:49,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:49,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1843462870, now seen corresponding path program 1 times [2025-01-10 07:11:49,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:49,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140523674] [2025-01-10 07:11:49,971 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:49,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:49,977 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-01-10 07:11:49,983 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:11:49,984 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:49,984 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:50,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-10 07:11:50,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:50,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140523674] [2025-01-10 07:11:50,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140523674] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:11:50,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779459581] [2025-01-10 07:11:50,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:50,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:11:50,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:50,024 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:11:50,025 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Waiting until timeout for monitored process [2025-01-10 07:11:50,060 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-01-10 07:11:50,073 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:11:50,073 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:50,073 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:50,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:11:50,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:50,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-10 07:11:50,107 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:11:50,128 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-10 07:11:50,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1779459581] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:11:50,128 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:11:50,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2025-01-10 07:11:50,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971289999] [2025-01-10 07:11:50,129 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:11:50,129 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:50,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:50,129 INFO L85 PathProgramCache]: Analyzing trace with hash 70, now seen corresponding path program 2 times [2025-01-10 07:11:50,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:50,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686889639] [2025-01-10 07:11:50,129 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:50,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:50,131 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:50,132 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:50,132 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:11:50,132 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:50,132 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:50,133 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:50,133 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:50,133 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:50,133 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:50,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:50,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:50,176 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-10 07:11:50,176 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2025-01-10 07:11:50,176 INFO L87 Difference]: Start difference. First operand 39 states and 57 transitions. cyclomatic complexity: 23 Second operand has 8 states, 8 states have (on average 2.875) internal successors, (23), 8 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:50,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:50,221 INFO L93 Difference]: Finished difference Result 53 states and 78 transitions. [2025-01-10 07:11:50,222 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 53 states and 78 transitions. [2025-01-10 07:11:50,222 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-01-10 07:11:50,223 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 53 states to 51 states and 71 transitions. [2025-01-10 07:11:50,223 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2025-01-10 07:11:50,223 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2025-01-10 07:11:50,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 51 states and 71 transitions. [2025-01-10 07:11:50,223 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:11:50,223 INFO L218 hiAutomatonCegarLoop]: Abstraction has 51 states and 71 transitions. [2025-01-10 07:11:50,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states and 71 transitions. [2025-01-10 07:11:50,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 40. [2025-01-10 07:11:50,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.375) internal successors, (55), 39 states have internal predecessors, (55), 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) [2025-01-10 07:11:50,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 55 transitions. [2025-01-10 07:11:50,225 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 55 transitions. [2025-01-10 07:11:50,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 07:11:50,226 INFO L432 stractBuchiCegarLoop]: Abstraction has 40 states and 55 transitions. [2025-01-10 07:11:50,226 INFO L338 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2025-01-10 07:11:50,226 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 55 transitions. [2025-01-10 07:11:50,226 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-01-10 07:11:50,226 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:50,226 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:50,227 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:50,227 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:11:50,227 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret9#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0;" [2025-01-10 07:11:50,227 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < ~N~0 - 1;call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1;main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1;" [2025-01-10 07:11:50,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:50,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1152913368, now seen corresponding path program 2 times [2025-01-10 07:11:50,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:50,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556851296] [2025-01-10 07:11:50,228 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:50,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:50,236 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 19 statements into 2 equivalence classes. [2025-01-10 07:11:50,249 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 19 of 19 statements. [2025-01-10 07:11:50,249 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:11:50,249 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:50,627 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-10 07:11:50,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:50,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556851296] [2025-01-10 07:11:50,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556851296] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:11:50,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1598944092] [2025-01-10 07:11:50,628 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:50,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:11:50,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:50,630 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:11:50,631 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Waiting until timeout for monitored process [2025-01-10 07:11:50,664 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 19 statements into 2 equivalence classes. [2025-01-10 07:11:50,679 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 19 of 19 statements. [2025-01-10 07:11:50,679 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:11:50,679 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:50,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 37 conjuncts are in the unsatisfiable core [2025-01-10 07:11:50,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:50,739 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 13 [2025-01-10 07:11:50,785 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-10 07:11:50,789 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:11:50,900 INFO L349 Elim1Store]: treesize reduction 4, result has 76.5 percent of original size [2025-01-10 07:11:50,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 25 [2025-01-10 07:11:50,974 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2025-01-10 07:11:50,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1598944092] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:11:50,974 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:11:50,975 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 16 [2025-01-10 07:11:50,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499794235] [2025-01-10 07:11:50,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:11:50,975 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:50,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:50,975 INFO L85 PathProgramCache]: Analyzing trace with hash 70, now seen corresponding path program 3 times [2025-01-10 07:11:50,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:50,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988296115] [2025-01-10 07:11:50,976 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:11:50,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:50,978 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:50,979 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:50,979 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:11:50,979 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:50,979 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:50,980 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:50,980 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:50,980 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:50,980 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:50,981 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:51,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:51,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2025-01-10 07:11:51,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2025-01-10 07:11:51,024 INFO L87 Difference]: Start difference. First operand 40 states and 55 transitions. cyclomatic complexity: 20 Second operand has 16 states, 16 states have (on average 2.0625) internal successors, (33), 16 states have internal predecessors, (33), 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) [2025-01-10 07:11:51,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:51,228 INFO L93 Difference]: Finished difference Result 68 states and 95 transitions. [2025-01-10 07:11:51,228 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 68 states and 95 transitions. [2025-01-10 07:11:51,230 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-01-10 07:11:51,230 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 68 states to 68 states and 95 transitions. [2025-01-10 07:11:51,231 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2025-01-10 07:11:51,231 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2025-01-10 07:11:51,231 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 95 transitions. [2025-01-10 07:11:51,231 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:11:51,231 INFO L218 hiAutomatonCegarLoop]: Abstraction has 68 states and 95 transitions. [2025-01-10 07:11:51,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 95 transitions. [2025-01-10 07:11:51,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 40. [2025-01-10 07:11:51,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.325) internal successors, (53), 39 states have internal predecessors, (53), 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) [2025-01-10 07:11:51,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 53 transitions. [2025-01-10 07:11:51,233 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 53 transitions. [2025-01-10 07:11:51,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2025-01-10 07:11:51,237 INFO L432 stractBuchiCegarLoop]: Abstraction has 40 states and 53 transitions. [2025-01-10 07:11:51,237 INFO L338 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2025-01-10 07:11:51,237 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 53 transitions. [2025-01-10 07:11:51,237 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2025-01-10 07:11:51,237 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:51,237 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:51,237 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:51,237 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:11:51,238 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret9#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0;" [2025-01-10 07:11:51,238 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < ~N~0 - 1;call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1;main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1;" [2025-01-10 07:11:51,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:51,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1367046566, now seen corresponding path program 1 times [2025-01-10 07:11:51,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:51,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369354727] [2025-01-10 07:11:51,238 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:51,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:51,244 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-01-10 07:11:51,265 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-01-10 07:11:51,265 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:51,265 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:51,265 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:51,269 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-01-10 07:11:51,283 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-01-10 07:11:51,283 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:51,283 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:51,285 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:51,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:51,286 INFO L85 PathProgramCache]: Analyzing trace with hash 70, now seen corresponding path program 4 times [2025-01-10 07:11:51,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:51,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474007598] [2025-01-10 07:11:51,286 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-10 07:11:51,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:51,291 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 1 statements into 2 equivalence classes. [2025-01-10 07:11:51,292 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:51,292 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-10 07:11:51,292 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:51,292 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:51,292 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:51,292 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:51,293 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:51,293 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:51,293 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:51,294 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:51,294 INFO L85 PathProgramCache]: Analyzing trace with hash -571229375, now seen corresponding path program 1 times [2025-01-10 07:11:51,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:51,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619711968] [2025-01-10 07:11:51,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:51,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:51,303 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-01-10 07:11:51,316 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-01-10 07:11:51,316 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:51,316 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:51,316 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:51,317 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-01-10 07:11:51,326 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-01-10 07:11:51,326 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:51,326 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:51,328 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:52,796 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:11:52,796 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:11:52,796 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:11:52,797 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:11:52,797 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:11:52,797 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:52,797 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:11:52,797 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:11:52,797 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep.i_Iteration10_Lasso [2025-01-10 07:11:52,797 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:11:52,797 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:11:52,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:52,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:52,995 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:52,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:52,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:52,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,003 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,004 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,006 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,007 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,018 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,031 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,036 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,038 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,040 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,085 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,092 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:53,358 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:11:53,358 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:11:53,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:53,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:53,360 INFO L229 MonitoredProcess]: Starting monitored process 78 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) [2025-01-10 07:11:53,362 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2025-01-10 07:11:53,363 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 [2025-01-10 07:11:53,373 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:53,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:53,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:53,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:53,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:53,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:53,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:53,375 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:53,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:53,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:53,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:53,382 INFO L229 MonitoredProcess]: Starting monitored process 79 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) [2025-01-10 07:11:53,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2025-01-10 07:11:53,384 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 [2025-01-10 07:11:53,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:53,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:53,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:53,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:53,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:53,396 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:53,399 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:53,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:53,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:53,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:53,407 INFO L229 MonitoredProcess]: Starting monitored process 80 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) [2025-01-10 07:11:53,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2025-01-10 07:11:53,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:53,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:53,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:53,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:53,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:53,422 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:53,422 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:53,428 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:11:53,439 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2025-01-10 07:11:53,439 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2025-01-10 07:11:53,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:53,439 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:53,441 INFO L229 MonitoredProcess]: Starting monitored process 81 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) [2025-01-10 07:11:53,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2025-01-10 07:11:53,443 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:11:53,453 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:11:53,454 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:11:53,454 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(~N~0, ULTIMATE.start_main_~i~1#1) = 1*~N~0 - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2025-01-10 07:11:53,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:53,466 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2025-01-10 07:11:53,473 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:53,483 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-01-10 07:11:53,494 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-01-10 07:11:53,494 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,494 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:53,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:11:53,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:53,519 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:53,520 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:53,520 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,520 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:53,520 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:11:53,521 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:53,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:53,521 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 [2025-01-10 07:11:53,521 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 53 transitions. cyclomatic complexity: 18 Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:53,530 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 53 transitions. cyclomatic complexity: 18. Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 42 states and 56 transitions. Complement of second has 3 states. [2025-01-10 07:11:53,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:11:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:53,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 16 transitions. [2025-01-10 07:11:53,533 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 16 transitions. Stem has 19 letters. Loop has 1 letters. [2025-01-10 07:11:53,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:53,533 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 16 transitions. Stem has 20 letters. Loop has 1 letters. [2025-01-10 07:11:53,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:53,533 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 16 transitions. Stem has 19 letters. Loop has 2 letters. [2025-01-10 07:11:53,533 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:53,533 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 56 transitions. [2025-01-10 07:11:53,533 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:11:53,534 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 42 states and 56 transitions. [2025-01-10 07:11:53,534 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2025-01-10 07:11:53,534 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2025-01-10 07:11:53,534 INFO L73 IsDeterministic]: Start isDeterministic. Operand 42 states and 56 transitions. [2025-01-10 07:11:53,534 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:11:53,534 INFO L218 hiAutomatonCegarLoop]: Abstraction has 42 states and 56 transitions. [2025-01-10 07:11:53,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states and 56 transitions. [2025-01-10 07:11:53,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41. [2025-01-10 07:11:53,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.3414634146341464) internal successors, (55), 40 states have internal predecessors, (55), 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) [2025-01-10 07:11:53,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 55 transitions. [2025-01-10 07:11:53,535 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 55 transitions. [2025-01-10 07:11:53,535 INFO L432 stractBuchiCegarLoop]: Abstraction has 41 states and 55 transitions. [2025-01-10 07:11:53,535 INFO L338 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2025-01-10 07:11:53,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 55 transitions. [2025-01-10 07:11:53,535 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:11:53,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:53,535 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:53,536 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:53,536 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:53,536 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret9#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < ~N~0 - 1);havoc main_~i~1#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (~N~0 - 1), 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:53,539 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:53,539 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:53,539 INFO L85 PathProgramCache]: Analyzing trace with hash -571229373, now seen corresponding path program 1 times [2025-01-10 07:11:53,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:53,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703703350] [2025-01-10 07:11:53,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:53,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:53,546 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 20 statements into 1 equivalence classes. [2025-01-10 07:11:53,549 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 20 of 20 statements. [2025-01-10 07:11:53,549 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,549 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:53,584 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2025-01-10 07:11:53,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:53,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703703350] [2025-01-10 07:11:53,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703703350] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:11:53,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:11:53,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 07:11:53,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761418105] [2025-01-10 07:11:53,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:11:53,585 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:53,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:53,586 INFO L85 PathProgramCache]: Analyzing trace with hash 74576, now seen corresponding path program 1 times [2025-01-10 07:11:53,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:53,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709554628] [2025-01-10 07:11:53,586 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:53,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:53,587 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:53,588 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:53,588 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,588 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:53,588 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:53,589 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:53,590 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:53,590 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,590 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:53,591 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:53,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:53,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-10 07:11:53,644 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2025-01-10 07:11:53,644 INFO L87 Difference]: Start difference. First operand 41 states and 55 transitions. cyclomatic complexity: 19 Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:53,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:53,665 INFO L93 Difference]: Finished difference Result 41 states and 54 transitions. [2025-01-10 07:11:53,665 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 54 transitions. [2025-01-10 07:11:53,665 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:11:53,665 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 41 states and 54 transitions. [2025-01-10 07:11:53,665 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 21 [2025-01-10 07:11:53,665 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 21 [2025-01-10 07:11:53,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 54 transitions. [2025-01-10 07:11:53,665 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:11:53,666 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2025-01-10 07:11:53,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 54 transitions. [2025-01-10 07:11:53,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2025-01-10 07:11:53,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 40 states have internal predecessors, (54), 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) [2025-01-10 07:11:53,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2025-01-10 07:11:53,667 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2025-01-10 07:11:53,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-10 07:11:53,670 INFO L432 stractBuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2025-01-10 07:11:53,670 INFO L338 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2025-01-10 07:11:53,670 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2025-01-10 07:11:53,671 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:11:53,671 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:53,671 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:53,671 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:53,671 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:53,671 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret9#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < ~N~0 - 1;call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1;main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1;" "assume !(main_~i~1#1 < ~N~0 - 1);havoc main_~i~1#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (~N~0 - 1), 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:53,671 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:53,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:53,671 INFO L85 PathProgramCache]: Analyzing trace with hash -528241400, now seen corresponding path program 1 times [2025-01-10 07:11:53,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:53,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341383634] [2025-01-10 07:11:53,671 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:53,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:53,678 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-01-10 07:11:53,694 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-01-10 07:11:53,694 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,694 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:53,694 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:53,702 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-01-10 07:11:53,724 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-01-10 07:11:53,724 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,724 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:53,726 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:53,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:53,731 INFO L85 PathProgramCache]: Analyzing trace with hash 74576, now seen corresponding path program 2 times [2025-01-10 07:11:53,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:53,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1716097601] [2025-01-10 07:11:53,731 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:53,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:53,733 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:53,733 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:53,733 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:11:53,733 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:53,733 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:53,734 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:53,734 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:53,734 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,734 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:53,735 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:53,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:53,739 INFO L85 PathProgramCache]: Analyzing trace with hash -79330071, now seen corresponding path program 1 times [2025-01-10 07:11:53,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:53,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860231466] [2025-01-10 07:11:53,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:53,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:53,748 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-10 07:11:53,770 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-10 07:11:53,771 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:53,771 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:53,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2025-01-10 07:11:54,336 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-10 07:11:54,336 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:54,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860231466] [2025-01-10 07:11:54,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860231466] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:11:54,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694015144] [2025-01-10 07:11:54,337 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:54,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:11:54,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:54,342 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:11:54,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Waiting until timeout for monitored process [2025-01-10 07:11:54,385 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-10 07:11:54,404 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-10 07:11:54,404 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:54,404 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:54,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 42 conjuncts are in the unsatisfiable core [2025-01-10 07:11:54,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:54,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2025-01-10 07:11:54,565 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2025-01-10 07:11:54,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-10 07:11:54,604 INFO L349 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2025-01-10 07:11:54,604 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 28 [2025-01-10 07:11:54,636 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2025-01-10 07:11:54,652 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-10 07:11:54,652 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:11:54,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2025-01-10 07:11:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-10 07:11:54,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [694015144] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:11:54,946 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:11:54,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 28 [2025-01-10 07:11:54,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548674469] [2025-01-10 07:11:54,946 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:11:54,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:54,985 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2025-01-10 07:11:54,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=622, Unknown=0, NotChecked=0, Total=756 [2025-01-10 07:11:54,985 INFO L87 Difference]: Start difference. First operand 41 states and 54 transitions. cyclomatic complexity: 18 Second operand has 28 states, 28 states have (on average 2.107142857142857) internal successors, (59), 28 states have internal predecessors, (59), 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) [2025-01-10 07:11:56,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:56,003 INFO L93 Difference]: Finished difference Result 112 states and 151 transitions. [2025-01-10 07:11:56,003 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 112 states and 151 transitions. [2025-01-10 07:11:56,004 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:11:56,004 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 112 states to 112 states and 151 transitions. [2025-01-10 07:11:56,004 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 50 [2025-01-10 07:11:56,004 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50 [2025-01-10 07:11:56,004 INFO L73 IsDeterministic]: Start isDeterministic. Operand 112 states and 151 transitions. [2025-01-10 07:11:56,005 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:11:56,005 INFO L218 hiAutomatonCegarLoop]: Abstraction has 112 states and 151 transitions. [2025-01-10 07:11:56,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states and 151 transitions. [2025-01-10 07:11:56,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 82. [2025-01-10 07:11:56,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 82 states have (on average 1.3414634146341464) internal successors, (110), 81 states have internal predecessors, (110), 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) [2025-01-10 07:11:56,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 110 transitions. [2025-01-10 07:11:56,011 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 110 transitions. [2025-01-10 07:11:56,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2025-01-10 07:11:56,014 INFO L432 stractBuchiCegarLoop]: Abstraction has 82 states and 110 transitions. [2025-01-10 07:11:56,014 INFO L338 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2025-01-10 07:11:56,014 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 110 transitions. [2025-01-10 07:11:56,015 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:11:56,015 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:56,015 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:56,015 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:11:56,015 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:56,015 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(6, 2);call write~init~int#1(115, 2, 0, 1);call write~init~int#1(101, 2, 1, 1);call write~init~int#1(112, 2, 2, 1);call write~init~int#1(46, 2, 3, 1);call write~init~int#1(99, 2, 4, 1);call write~init~int#1(0, 2, 5, 1);~N~0 := 0;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~ret6#1, main_#t~mem7#1, main_#t~mem8#1, main_#t~ret9#1, main_#t~mem10#1, main_#t~mem11#1, main_#t~post12#1, main_~i~1#1, main_#t~ret13#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;havoc main_#t~nondet5#1;~N~0 := main_#t~nondet5#1;havoc main_#t~nondet5#1;" "assume ~N~0 > 1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(4 * ~N~0 % 4294967296);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret6#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~ret6#1;havoc main_#t~ret6#1;call main_#t~mem7#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem7#1;havoc main_#t~mem7#1;call main_#t~mem8#1 := read~int#2(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#2(main_#t~mem8#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem8#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < ~N~0);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret9#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1;call main_#t~mem10#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem10#1;havoc main_#t~mem10#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < ~N~0 - 1;call main_#t~mem11#1 := read~int#2(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~1#1), 4);call write~int#2(main_#t~mem11#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~mem11#1;main_#t~post12#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post12#1;havoc main_#t~post12#1;" "assume !(main_~i~1#1 < ~N~0 - 1);havoc main_~i~1#1;call write~int#2(main_~temp~0#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (~N~0 - 1), 4);assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:56,015 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < ~N~0;call sep_#t~mem1#1 := read~int#2(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:56,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:56,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1002848200, now seen corresponding path program 1 times [2025-01-10 07:11:56,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:56,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590786970] [2025-01-10 07:11:56,016 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:56,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:56,022 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-01-10 07:11:56,035 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-01-10 07:11:56,035 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:56,035 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:56,035 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:56,064 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-01-10 07:11:56,071 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-01-10 07:11:56,071 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:56,071 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:56,073 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:56,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:56,074 INFO L85 PathProgramCache]: Analyzing trace with hash 74576, now seen corresponding path program 3 times [2025-01-10 07:11:56,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:56,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236565390] [2025-01-10 07:11:56,074 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:11:56,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:56,076 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:56,077 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:56,077 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:11:56,077 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:56,077 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:56,077 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:56,078 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:56,078 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:56,078 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:56,079 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:56,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:56,079 INFO L85 PathProgramCache]: Analyzing trace with hash 58260009, now seen corresponding path program 1 times [2025-01-10 07:11:56,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:56,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888075454] [2025-01-10 07:11:56,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:56,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:56,083 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-10 07:11:56,092 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-10 07:11:56,092 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:56,092 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:56,092 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:56,093 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-10 07:11:56,101 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-10 07:11:56,101 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:56,101 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:56,104 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:57,821 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:11:57,821 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:11:57,821 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:11:57,821 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:11:57,821 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:11:57,821 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:57,821 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:11:57,821 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:11:57,821 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep.i_Iteration13_Lasso [2025-01-10 07:11:57,822 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:11:57,822 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:11:57,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:57,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:57,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:57,835 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:57,837 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:57,838 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:57,840 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:57,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:57,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,076 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,079 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,083 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,084 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,090 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,094 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,097 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,098 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,099 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,399 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:11:58,399 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:11:58,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,403 INFO L229 MonitoredProcess]: Starting monitored process 83 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) [2025-01-10 07:11:58,404 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2025-01-10 07:11:58,404 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 [2025-01-10 07:11:58,414 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,414 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,415 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,415 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,423 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,429 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2025-01-10 07:11:58,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,433 INFO L229 MonitoredProcess]: Starting monitored process 84 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) [2025-01-10 07:11:58,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2025-01-10 07:11:58,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,446 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,446 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,448 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,454 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2025-01-10 07:11:58,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,456 INFO L229 MonitoredProcess]: Starting monitored process 85 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) [2025-01-10 07:11:58,457 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2025-01-10 07:11:58,459 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 [2025-01-10 07:11:58,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,475 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,482 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,484 INFO L229 MonitoredProcess]: Starting monitored process 86 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) [2025-01-10 07:11:58,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2025-01-10 07:11:58,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,498 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2025-01-10 07:11:58,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,506 INFO L229 MonitoredProcess]: Starting monitored process 87 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) [2025-01-10 07:11:58,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2025-01-10 07:11:58,508 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 [2025-01-10 07:11:58,518 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,519 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2025-01-10 07:11:58,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,528 INFO L229 MonitoredProcess]: Starting monitored process 88 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) [2025-01-10 07:11:58,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2025-01-10 07:11:58,530 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 [2025-01-10 07:11:58,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,541 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,541 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,541 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,542 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,549 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,550 INFO L229 MonitoredProcess]: Starting monitored process 89 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) [2025-01-10 07:11:58,551 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2025-01-10 07:11:58,552 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 [2025-01-10 07:11:58,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,566 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,567 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,576 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2025-01-10 07:11:58,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,580 INFO L229 MonitoredProcess]: Starting monitored process 90 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) [2025-01-10 07:11:58,583 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2025-01-10 07:11:58,583 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 [2025-01-10 07:11:58,593 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,597 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2025-01-10 07:11:58,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,611 INFO L229 MonitoredProcess]: Starting monitored process 91 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) [2025-01-10 07:11:58,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2025-01-10 07:11:58,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,624 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,624 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,626 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,631 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2025-01-10 07:11:58,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,633 INFO L229 MonitoredProcess]: Starting monitored process 92 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) [2025-01-10 07:11:58,639 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2025-01-10 07:11:58,639 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,649 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,652 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,657 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2025-01-10 07:11:58,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,661 INFO L229 MonitoredProcess]: Starting monitored process 93 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) [2025-01-10 07:11:58,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2025-01-10 07:11:58,664 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 [2025-01-10 07:11:58,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,674 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,674 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,677 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2025-01-10 07:11:58,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,684 INFO L229 MonitoredProcess]: Starting monitored process 94 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) [2025-01-10 07:11:58,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2025-01-10 07:11:58,686 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 [2025-01-10 07:11:58,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,698 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,698 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,706 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2025-01-10 07:11:58,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,709 INFO L229 MonitoredProcess]: Starting monitored process 95 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) [2025-01-10 07:11:58,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2025-01-10 07:11:58,711 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 [2025-01-10 07:11:58,721 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,721 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,722 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,724 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,729 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2025-01-10 07:11:58,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,731 INFO L229 MonitoredProcess]: Starting monitored process 96 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) [2025-01-10 07:11:58,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2025-01-10 07:11:58,733 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,743 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,743 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,743 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,744 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,753 INFO L229 MonitoredProcess]: Starting monitored process 97 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) [2025-01-10 07:11:58,755 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2025-01-10 07:11:58,756 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 [2025-01-10 07:11:58,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,766 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,766 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,766 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,767 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,767 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,769 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,774 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2025-01-10 07:11:58,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,776 INFO L229 MonitoredProcess]: Starting monitored process 98 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) [2025-01-10 07:11:58,778 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2025-01-10 07:11:58,779 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 [2025-01-10 07:11:58,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,789 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,790 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,790 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,793 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0 [2025-01-10 07:11:58,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,800 INFO L229 MonitoredProcess]: Starting monitored process 99 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) [2025-01-10 07:11:58,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2025-01-10 07:11:58,803 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 [2025-01-10 07:11:58,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,812 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,814 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,817 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,822 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2025-01-10 07:11:58,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,824 INFO L229 MonitoredProcess]: Starting monitored process 100 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) [2025-01-10 07:11:58,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2025-01-10 07:11:58,826 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 [2025-01-10 07:11:58,838 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,838 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,838 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,838 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,842 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,842 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,849 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:11:58,869 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2025-01-10 07:11:58,870 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2025-01-10 07:11:58,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,873 INFO L229 MonitoredProcess]: Starting monitored process 101 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) [2025-01-10 07:11:58,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2025-01-10 07:11:58,876 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:11:58,886 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:11:58,886 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:11:58,886 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sep_~i~0#1, ~N~0) = -1*ULTIMATE.start_sep_~i~0#1 + 1*~N~0 Supporting invariants [] [2025-01-10 07:11:58,892 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,904 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2025-01-10 07:11:58,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:58,922 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 21 statements into 1 equivalence classes. [2025-01-10 07:11:58,938 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 21 of 21 statements. [2025-01-10 07:11:58,938 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:58,938 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:58,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:11:58,939 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:58,955 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:58,956 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:58,956 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:58,957 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:58,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:11:58,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:58,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:58,968 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 [2025-01-10 07:11:58,968 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 110 transitions. cyclomatic complexity: 37 Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2025-01-10 07:11:58,986 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 110 transitions. cyclomatic complexity: 37. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 86 states and 117 transitions. Complement of second has 4 states. [2025-01-10 07:11:58,987 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 [2025-01-10 07:11:58,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2025-01-10 07:11:58,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 21 transitions. [2025-01-10 07:11:58,987 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 21 letters. Loop has 3 letters. [2025-01-10 07:11:58,987 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:58,987 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 24 letters. Loop has 3 letters. [2025-01-10 07:11:58,987 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:58,987 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 21 transitions. Stem has 21 letters. Loop has 6 letters. [2025-01-10 07:11:58,988 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:58,988 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 86 states and 117 transitions. [2025-01-10 07:11:58,988 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:11:58,988 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 86 states to 0 states and 0 transitions. [2025-01-10 07:11:58,988 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:11:58,988 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:11:58,988 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:11:58,988 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:58,988 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:11:58,988 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:11:58,988 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:11:58,988 INFO L338 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2025-01-10 07:11:58,988 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:11:58,988 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:11:58,989 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:11:58,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:11:58 BoogieIcfgContainer [2025-01-10 07:11:58,995 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:11:58,995 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:11:58,995 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:11:58,996 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:11:58,996 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:11:41" (3/4) ... [2025-01-10 07:11:58,997 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:11:58,998 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:11:58,998 INFO L158 Benchmark]: Toolchain (without parser) took 18333.71ms. Allocated memory was 167.8MB in the beginning and 318.8MB in the end (delta: 151.0MB). Free memory was 132.1MB in the beginning and 213.0MB in the end (delta: -80.9MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2025-01-10 07:11:58,999 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 226.5MB. Free memory was 141.2MB in the beginning and 140.8MB in the end (delta: 307.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:11:58,999 INFO L158 Benchmark]: CACSL2BoogieTranslator took 173.75ms. Allocated memory is still 167.8MB. Free memory was 132.1MB in the beginning and 121.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:11:58,999 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.25ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 119.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:11:58,999 INFO L158 Benchmark]: Boogie Preprocessor took 51.98ms. Allocated memory is still 167.8MB. Free memory was 119.6MB in the beginning and 117.8MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:11:58,999 INFO L158 Benchmark]: RCFGBuilder took 305.50ms. Allocated memory is still 167.8MB. Free memory was 117.8MB in the beginning and 102.4MB in the end (delta: 15.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:11:58,999 INFO L158 Benchmark]: BuchiAutomizer took 17768.80ms. Allocated memory was 167.8MB in the beginning and 318.8MB in the end (delta: 151.0MB). Free memory was 102.4MB in the beginning and 213.1MB in the end (delta: -110.7MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2025-01-10 07:11:59,000 INFO L158 Benchmark]: Witness Printer took 2.67ms. Allocated memory is still 318.8MB. Free memory was 213.1MB in the beginning and 213.0MB in the end (delta: 97.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:11:59,001 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 226.5MB. Free memory was 141.2MB in the beginning and 140.8MB in the end (delta: 307.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 173.75ms. Allocated memory is still 167.8MB. Free memory was 132.1MB in the beginning and 121.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.25ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 119.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.98ms. Allocated memory is still 167.8MB. Free memory was 119.6MB in the beginning and 117.8MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 305.50ms. Allocated memory is still 167.8MB. Free memory was 117.8MB in the beginning and 102.4MB in the end (delta: 15.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 17768.80ms. Allocated memory was 167.8MB in the beginning and 318.8MB in the end (delta: 151.0MB). Free memory was 102.4MB in the beginning and 213.1MB in the end (delta: -110.7MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Witness Printer took 2.67ms. Allocated memory is still 318.8MB. Free memory was 213.1MB in the beginning and 213.0MB in the end (delta: 97.0kB). 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 13 terminating modules (8 trivial, 5 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (N + ((long long) -1 * i)) and consists of 3 locations. One deterministic module has affine ranking function (5 + ((long long) -4 * i)) and consists of 8 locations. One deterministic module has affine ranking function (N + ((long long) -1 * i)) and consists of 4 locations. One deterministic module has affine ranking function (N + ((long long) -1 * i)) and consists of 2 locations. One deterministic module has affine ranking function (N + ((long long) -1 * i)) and consists of 3 locations. 8 modules have a trivial ranking function, the largest among these consists of 28 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.7s and 14 iterations. TraceHistogramMax:3. Analysis of lassos took 15.1s. Construction of modules took 0.9s. Büchi inclusion checks took 1.5s. Highest rank in rank-based complementation 3. Minimization of det autom 7. Minimization of nondet autom 6. Automata minimization 0.0s AutomataMinimizationTime, 12 MinimizatonAttempts, 117 StatesRemovedByMinimization, 10 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 [5, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 411 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 407 mSDsluCounter, 544 SdHoareTripleChecker+Invalid, 1.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 358 mSDsCounter, 99 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1848 IncrementalHoareTripleChecker+Invalid, 1947 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 99 mSolverCounterUnsat, 186 mSDtfsCounter, 1848 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU6 SILI0 SILT0 lasso5 LassoPreprocessingBenchmarks: Lassos: inital238 mio100 ax100 hnf100 lsp70 ukn75 mio100 lsp41 div183 bol100 ite100 ukn100 eq149 hnf94 smp60 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 27ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-01-10 07:11:59,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:59,213 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Ended with exit code 0 [2025-01-10 07:11:59,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:59,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:59,818 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-10 07:12:00,023 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-01-10 07:12:00,224 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE