./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/reducercommutativity/max05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/reducercommutativity/max05-1.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 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 19:09:24,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 19:09:24,933 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-02-06 19:09:24,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 19:09:24,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 19:09:24,936 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-06 19:09:24,950 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 19:09:24,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 19:09:24,951 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 19:09:24,951 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 19:09:24,951 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 19:09:24,951 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 19:09:24,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 19:09:24,951 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 19:09:24,951 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-06 19:09:24,951 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-06 19:09:24,951 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-06 19:09:24,951 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-06 19:09:24,951 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-06 19:09:24,952 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 19:09:24,952 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 19:09:24,952 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 19:09:24,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 19:09:24,953 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 19:09:24,953 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-06 19:09:24,953 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 -> 4e48915cf0eaefe43320bbe59bf88f5c68b2f305d293e808fa6ece9112b5c238 [2025-02-06 19:09:25,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 19:09:25,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 19:09:25,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 19:09:25,173 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 19:09:25,173 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 19:09:25,173 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max05-1.i [2025-02-06 19:09:26,259 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/59eefcc90/4e27e6bbd8194471906b18c7d4bc848a/FLAG4f90db2a7 [2025-02-06 19:09:26,464 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 19:09:26,464 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max05-1.i [2025-02-06 19:09:26,476 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/59eefcc90/4e27e6bbd8194471906b18c7d4bc848a/FLAG4f90db2a7 [2025-02-06 19:09:26,824 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/59eefcc90/4e27e6bbd8194471906b18c7d4bc848a [2025-02-06 19:09:26,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 19:09:26,827 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 19:09:26,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 19:09:26,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 19:09:26,831 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 19:09:26,832 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:26,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d770c76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26, skipping insertion in model container [2025-02-06 19:09:26,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:26,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 19:09:26,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 19:09:26,954 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 19:09:26,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 19:09:26,985 INFO L204 MainTranslator]: Completed translation [2025-02-06 19:09:26,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26 WrapperNode [2025-02-06 19:09:26,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 19:09:26,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 19:09:26,987 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 19:09:26,987 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 19:09:26,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,017 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 121 [2025-02-06 19:09:27,018 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 19:09:27,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 19:09:27,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 19:09:27,019 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 19:09:27,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,027 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,039 INFO L175 MemorySlicer]: Split 17 memory accesses to 2 slices as follows [2, 15]. 88 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 5 writes are split as follows [0, 5]. [2025-02-06 19:09:27,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,043 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,051 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,053 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 19:09:27,058 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 19:09:27,058 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 19:09:27,058 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 19:09:27,059 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (1/1) ... [2025-02-06 19:09:27,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:27,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:27,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:27,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-02-06 19:09:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 19:09:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 19:09:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 19:09:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 19:09:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 19:09:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 19:09:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 19:09:27,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 19:09:27,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 19:09:27,107 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 19:09:27,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 19:09:27,164 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 19:09:27,166 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 19:09:27,343 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L28: call ULTIMATE.dealloc(main_~#x~0#1.base, main_~#x~0#1.offset);havoc main_~#x~0#1.base, main_~#x~0#1.offset; [2025-02-06 19:09:27,351 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2025-02-06 19:09:27,352 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 19:09:27,358 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 19:09:27,358 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 19:09:27,358 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:09:27 BoogieIcfgContainer [2025-02-06 19:09:27,359 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 19:09:27,360 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-06 19:09:27,360 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-06 19:09:27,364 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-06 19:09:27,365 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:09:27,365 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.02 07:09:26" (1/3) ... [2025-02-06 19:09:27,366 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7dfa0007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.02 07:09:27, skipping insertion in model container [2025-02-06 19:09:27,366 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:09:27,366 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 07:09:26" (2/3) ... [2025-02-06 19:09:27,366 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7dfa0007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.02 07:09:27, skipping insertion in model container [2025-02-06 19:09:27,366 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-06 19:09:27,366 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:09:27" (3/3) ... [2025-02-06 19:09:27,368 INFO L363 chiAutomizerObserver]: Analyzing ICFG max05-1.i [2025-02-06 19:09:27,398 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-06 19:09:27,398 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-06 19:09:27,398 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-06 19:09:27,398 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-06 19:09:27,398 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-06 19:09:27,398 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-06 19:09:27,399 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-06 19:09:27,399 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-06 19:09:27,402 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:27,410 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 11 [2025-02-06 19:09:27,411 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:27,411 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:27,414 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:09:27,414 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-02-06 19:09:27,414 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-02-06 19:09:27,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 23 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:27,415 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 11 [2025-02-06 19:09:27,415 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:27,415 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:27,415 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-02-06 19:09:27,415 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-02-06 19:09:27,419 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" [2025-02-06 19:09:27,419 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" [2025-02-06 19:09:27,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:27,423 INFO L85 PathProgramCache]: Analyzing trace with hash 2080, now seen corresponding path program 1 times [2025-02-06 19:09:27,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:27,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217745412] [2025-02-06 19:09:27,428 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:27,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:27,467 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:09:27,477 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:09:27,477 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:27,478 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:27,478 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:27,480 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:09:27,483 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:09:27,483 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:27,483 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:27,492 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:27,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:27,494 INFO L85 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times [2025-02-06 19:09:27,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:27,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725621305] [2025-02-06 19:09:27,494 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:27,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:27,498 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-06 19:09:27,500 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-06 19:09:27,501 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:27,501 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:27,501 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:27,502 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-06 19:09:27,504 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-06 19:09:27,504 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:27,504 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:27,506 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:27,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:27,507 INFO L85 PathProgramCache]: Analyzing trace with hash 64513, now seen corresponding path program 1 times [2025-02-06 19:09:27,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:27,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142689623] [2025-02-06 19:09:27,507 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:27,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:27,513 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:27,521 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:27,522 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:27,522 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:27,522 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:27,524 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:27,530 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:27,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:27,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:27,532 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:27,767 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:09:27,767 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:09:27,768 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:09:27,768 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:09:27,768 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:09:27,768 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:27,768 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:09:27,768 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:09:27,768 INFO L132 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration1_Lasso [2025-02-06 19:09:27,769 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:09:27,769 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:09:27,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,788 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,803 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,806 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,808 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,811 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,819 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,824 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:27,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:28,184 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:09:28,186 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:09:28,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,188 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,190 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,191 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-02-06 19:09:28,193 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,204 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,209 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,215 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-02-06 19:09:28,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,220 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,222 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-02-06 19:09:28,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,233 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,233 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,233 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,233 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,235 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:28,235 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:28,239 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,248 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-02-06 19:09:28,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,259 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,259 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,260 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,260 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,261 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:28,262 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:28,264 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,270 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2025-02-06 19:09:28,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,272 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-02-06 19:09:28,274 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,287 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,295 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-02-06 19:09:28,297 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,308 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,308 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,308 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,308 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,308 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,310 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,318 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,319 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-02-06 19:09:28,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,330 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,332 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,338 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-02-06 19:09:28,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,340 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,342 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-02-06 19:09:28,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,353 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,354 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,354 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,358 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,368 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-02-06 19:09:28,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,395 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,411 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-02-06 19:09:28,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,423 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,423 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,431 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-02-06 19:09:28,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,434 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-02-06 19:09:28,436 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,449 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,455 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 [2025-02-06 19:09:28,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,455 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,457 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-02-06 19:09:28,459 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 [2025-02-06 19:09:28,468 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,469 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,469 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,469 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,471 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,476 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 [2025-02-06 19:09:28,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,479 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-02-06 19:09:28,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,496 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2025-02-06 19:09:28,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,507 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-02-06 19:09:28,509 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,519 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,520 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,520 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,520 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,520 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,520 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,523 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-02-06 19:09:28,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,531 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,531 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-02-06 19:09:28,533 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:28,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:28,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:28,549 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,561 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,563 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-02-06 19:09:28,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,574 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:28,576 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:28,580 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,585 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,588 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-02-06 19:09:28,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,603 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:28,603 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:28,605 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,611 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,613 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-02-06 19:09:28,616 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,626 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,626 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,626 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:28,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:28,631 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:28,637 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:28,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,637 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,643 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-02-06 19:09:28,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:28,656 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:28,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:28,657 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:28,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:28,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:28,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:28,667 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:09:28,685 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2025-02-06 19:09:28,687 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-02-06 19:09:28,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:28,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:28,696 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:28,700 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:09:28,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-02-06 19:09:28,713 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-06 19:09:28,713 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:09:28,714 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 9*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_1 - 8*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2025-02-06 19:09:28,721 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2025-02-06 19:09:28,735 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2025-02-06 19:09:28,744 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-02-06 19:09:28,744 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-02-06 19:09:28,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:28,765 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-02-06 19:09:28,768 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-02-06 19:09:28,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:28,768 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:28,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:09:28,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:28,777 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-06 19:09:28,778 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-06 19:09:28,778 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:28,778 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:28,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 19:09:28,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:28,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:28,818 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-02-06 19:09:28,820 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 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 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:28,859 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 23 states, 22 states have (on average 1.4545454545454546) internal successors, (32), 22 states have internal predecessors, (32), 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 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 25 states and 36 transitions. Complement of second has 3 states. [2025-02-06 19:09:28,860 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 [2025-02-06 19:09:28,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2025-02-06 19:09:28,866 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 1 letters. [2025-02-06 19:09:28,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:28,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 3 letters. Loop has 1 letters. [2025-02-06 19:09:28,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:28,867 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 2 letters. [2025-02-06 19:09:28,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:28,867 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 36 transitions. [2025-02-06 19:09:28,872 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-02-06 19:09:28,874 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 17 states and 26 transitions. [2025-02-06 19:09:28,874 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-02-06 19:09:28,874 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2025-02-06 19:09:28,874 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 26 transitions. [2025-02-06 19:09:28,875 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:28,875 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 26 transitions. [2025-02-06 19:09:28,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 26 transitions. [2025-02-06 19:09:28,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2025-02-06 19:09:28,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.5) internal successors, (24), 15 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 24 transitions. [2025-02-06 19:09:28,908 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 24 transitions. [2025-02-06 19:09:28,909 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 24 transitions. [2025-02-06 19:09:28,909 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-02-06 19:09:28,909 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 24 transitions. [2025-02-06 19:09:28,909 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-02-06 19:09:28,910 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:28,910 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:28,910 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-02-06 19:09:28,910 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-06 19:09:28,911 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2025-02-06 19:09:28,911 INFO L754 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2025-02-06 19:09:28,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:28,911 INFO L85 PathProgramCache]: Analyzing trace with hash 64512, now seen corresponding path program 1 times [2025-02-06 19:09:28,911 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:28,911 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134078633] [2025-02-06 19:09:28,911 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:28,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:28,917 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:28,929 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:28,929 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:28,929 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:28,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:28,989 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:09:28,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134078633] [2025-02-06 19:09:28,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134078633] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 19:09:28,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 19:09:28,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-06 19:09:28,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919256501] [2025-02-06 19:09:28,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 19:09:28,991 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-06 19:09:28,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:28,991 INFO L85 PathProgramCache]: Analyzing trace with hash 60509, now seen corresponding path program 1 times [2025-02-06 19:09:28,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:28,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862413526] [2025-02-06 19:09:28,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:28,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:28,997 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:28,999 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:29,001 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,001 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,001 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:29,002 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:29,006 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:29,008 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,009 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:29,090 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:09:29,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 19:09:29,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 19:09:29,092 INFO L87 Difference]: Start difference. First operand 16 states and 24 transitions. cyclomatic complexity: 13 Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:29,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:09:29,106 INFO L93 Difference]: Finished difference Result 16 states and 23 transitions. [2025-02-06 19:09:29,106 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 23 transitions. [2025-02-06 19:09:29,111 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-02-06 19:09:29,111 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 23 transitions. [2025-02-06 19:09:29,111 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-02-06 19:09:29,111 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-02-06 19:09:29,111 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 23 transitions. [2025-02-06 19:09:29,111 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:29,111 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-02-06 19:09:29,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 23 transitions. [2025-02-06 19:09:29,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2025-02-06 19:09:29,112 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) [2025-02-06 19:09:29,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 23 transitions. [2025-02-06 19:09:29,113 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-02-06 19:09:29,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 19:09:29,113 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-02-06 19:09:29,113 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-02-06 19:09:29,113 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 23 transitions. [2025-02-06 19:09:29,118 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-02-06 19:09:29,118 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:29,118 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:29,118 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-02-06 19:09:29,118 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-06 19:09:29,118 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2025-02-06 19:09:29,118 INFO L754 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2025-02-06 19:09:29,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:29,119 INFO L85 PathProgramCache]: Analyzing trace with hash 1999935, now seen corresponding path program 1 times [2025-02-06 19:09:29,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:29,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178986421] [2025-02-06 19:09:29,119 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:29,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:29,123 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 19:09:29,135 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 19:09:29,135 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,135 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:29,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:09:29,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178986421] [2025-02-06 19:09:29,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178986421] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 19:09:29,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250174563] [2025-02-06 19:09:29,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:29,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 19:09:29,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:29,200 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) [2025-02-06 19:09:29,201 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 [2025-02-06 19:09:29,241 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-02-06 19:09:29,255 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-02-06 19:09:29,256 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,256 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:29,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 19:09:29,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:29,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:29,285 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 19:09:29,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:29,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250174563] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 19:09:29,334 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 19:09:29,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-02-06 19:09:29,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70984272] [2025-02-06 19:09:29,334 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 19:09:29,335 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-06 19:09:29,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:29,335 INFO L85 PathProgramCache]: Analyzing trace with hash 60509, now seen corresponding path program 2 times [2025-02-06 19:09:29,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:29,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [218820747] [2025-02-06 19:09:29,335 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:09:29,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:29,341 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:29,343 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:29,343 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 19:09:29,343 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,343 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:29,347 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:29,349 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:29,349 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,349 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,350 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:29,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:09:29,486 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 19:09:29,486 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 19:09:29,486 INFO L87 Difference]: Start difference. First operand 16 states and 23 transitions. cyclomatic complexity: 12 Second operand has 7 states, 6 states have (on average 1.5) internal successors, (9), 7 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:29,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:09:29,510 INFO L93 Difference]: Finished difference Result 19 states and 26 transitions. [2025-02-06 19:09:29,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 26 transitions. [2025-02-06 19:09:29,510 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-02-06 19:09:29,511 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 26 transitions. [2025-02-06 19:09:29,511 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-02-06 19:09:29,511 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-02-06 19:09:29,511 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 26 transitions. [2025-02-06 19:09:29,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:29,511 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2025-02-06 19:09:29,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 26 transitions. [2025-02-06 19:09:29,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2025-02-06 19:09:29,512 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) [2025-02-06 19:09:29,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2025-02-06 19:09:29,512 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2025-02-06 19:09:29,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 19:09:29,514 INFO L432 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2025-02-06 19:09:29,514 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-02-06 19:09:29,514 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2025-02-06 19:09:29,514 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-02-06 19:09:29,514 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:29,514 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:29,514 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 1, 1, 1] [2025-02-06 19:09:29,514 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-06 19:09:29,514 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2025-02-06 19:09:29,514 INFO L754 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2025-02-06 19:09:29,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:29,515 INFO L85 PathProgramCache]: Analyzing trace with hash -549416000, now seen corresponding path program 2 times [2025-02-06 19:09:29,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:29,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75633250] [2025-02-06 19:09:29,515 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:09:29,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:29,519 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 2 equivalence classes. [2025-02-06 19:09:29,524 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 7 of 7 statements. [2025-02-06 19:09:29,524 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:09:29,524 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:29,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:29,661 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:29,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:09:29,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75633250] [2025-02-06 19:09:29,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75633250] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 19:09:29,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027981093] [2025-02-06 19:09:29,662 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:09:29,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 19:09:29,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:29,666 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) [2025-02-06 19:09:29,667 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 [2025-02-06 19:09:29,703 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 2 equivalence classes. [2025-02-06 19:09:29,712 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 7 of 7 statements. [2025-02-06 19:09:29,712 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:09:29,712 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:29,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 19:09:29,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:29,727 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:29,727 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 19:09:29,754 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:29,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027981093] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 19:09:29,754 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 19:09:29,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 7 [2025-02-06 19:09:29,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927146460] [2025-02-06 19:09:29,754 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 19:09:29,755 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-06 19:09:29,755 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:29,755 INFO L85 PathProgramCache]: Analyzing trace with hash 60509, now seen corresponding path program 3 times [2025-02-06 19:09:29,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:29,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540167610] [2025-02-06 19:09:29,755 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 19:09:29,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:29,758 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:29,759 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:29,759 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-02-06 19:09:29,759 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,759 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:29,760 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:29,761 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:29,761 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,761 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,762 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:29,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:09:29,813 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-06 19:09:29,813 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2025-02-06 19:09:29,814 INFO L87 Difference]: Start difference. First operand 19 states and 26 transitions. cyclomatic complexity: 12 Second operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:29,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:09:29,825 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2025-02-06 19:09:29,825 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 27 transitions. [2025-02-06 19:09:29,825 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-02-06 19:09:29,826 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 27 transitions. [2025-02-06 19:09:29,826 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-02-06 19:09:29,826 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-02-06 19:09:29,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 27 transitions. [2025-02-06 19:09:29,826 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:29,826 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-02-06 19:09:29,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 27 transitions. [2025-02-06 19:09:29,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2025-02-06 19:09:29,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 20 states have (on average 1.35) internal successors, (27), 19 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 27 transitions. [2025-02-06 19:09:29,827 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-02-06 19:09:29,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 19:09:29,829 INFO L432 stractBuchiCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-02-06 19:09:29,829 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-02-06 19:09:29,829 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 27 transitions. [2025-02-06 19:09:29,829 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-02-06 19:09:29,830 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:29,830 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:29,830 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 1, 1, 1] [2025-02-06 19:09:29,830 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-06 19:09:29,830 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2025-02-06 19:09:29,830 INFO L754 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2025-02-06 19:09:29,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:29,830 INFO L85 PathProgramCache]: Analyzing trace with hash 147973247, now seen corresponding path program 3 times [2025-02-06 19:09:29,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:29,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834670384] [2025-02-06 19:09:29,831 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 19:09:29,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:29,838 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 8 statements into 4 equivalence classes. [2025-02-06 19:09:29,844 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:09:29,845 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2025-02-06 19:09:29,845 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,845 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:29,846 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:09:29,850 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:09:29,850 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,850 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,852 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:29,853 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:29,853 INFO L85 PathProgramCache]: Analyzing trace with hash 60509, now seen corresponding path program 4 times [2025-02-06 19:09:29,853 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:29,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531386546] [2025-02-06 19:09:29,853 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-02-06 19:09:29,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:29,855 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 3 statements into 2 equivalence classes. [2025-02-06 19:09:29,856 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:29,857 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-02-06 19:09:29,857 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,857 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:29,857 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:29,858 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:29,858 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,858 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,859 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:29,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:29,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1634586399, now seen corresponding path program 1 times [2025-02-06 19:09:29,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:29,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964300866] [2025-02-06 19:09:29,860 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:29,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:29,864 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-06 19:09:29,872 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-06 19:09:29,872 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,872 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,873 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:29,875 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-02-06 19:09:29,881 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-02-06 19:09:29,881 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:29,881 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:29,883 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:30,479 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:09:30,480 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:09:30,480 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:09:30,480 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:09:30,480 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:09:30,480 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:30,480 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:09:30,480 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:09:30,480 INFO L132 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration5_Lasso [2025-02-06 19:09:30,480 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:09:30,480 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:09:30,482 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,489 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,507 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,563 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,566 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,799 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,801 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,802 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,807 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,810 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,812 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:30,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:31,002 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:09:31,003 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:09:31,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,006 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,007 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-02-06 19:09:31,008 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,018 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,018 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,018 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,018 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,019 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-02-06 19:09:31,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,027 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-02-06 19:09:31,030 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,039 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,040 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,040 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,041 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,046 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-02-06 19:09:31,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,049 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,050 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-02-06 19:09:31,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,060 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,060 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,060 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,060 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,060 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,060 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,060 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,061 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2025-02-06 19:09:31,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,069 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-02-06 19:09:31,072 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,081 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,081 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,081 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,082 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,082 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,082 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,082 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,083 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,089 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 [2025-02-06 19:09:31,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,091 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-02-06 19:09:31,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,102 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,102 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,102 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,102 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,103 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,103 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,104 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,109 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2025-02-06 19:09:31,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,111 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-02-06 19:09:31,117 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,127 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,127 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,129 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:31,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,137 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,138 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-02-06 19:09:31,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,149 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,149 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,149 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,149 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,149 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,151 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,157 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:31,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,159 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-02-06 19:09:31,162 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,172 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,172 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,173 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,180 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-02-06 19:09:31,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,182 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-02-06 19:09:31,189 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,203 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:31,203 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:31,208 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,213 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:31,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,215 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,217 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-02-06 19:09:31,218 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,228 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,228 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:31,228 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,228 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,228 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,229 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:31,229 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:31,233 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:31,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,241 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,244 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-02-06 19:09:31,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,254 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,254 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,255 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:31,256 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:31,258 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,263 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:31,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,266 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-02-06 19:09:31,268 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,282 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:31,283 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:31,286 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,296 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2025-02-06 19:09:31,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,299 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-02-06 19:09:31,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,314 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:31,314 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:31,324 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:31,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,336 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,338 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-02-06 19:09:31,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,358 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,361 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:31,361 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:31,365 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,370 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:31,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,372 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,373 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-02-06 19:09:31,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,385 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:31,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:31,389 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:31,395 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:31,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,397 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-02-06 19:09:31,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:31,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:31,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:31,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:31,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:31,416 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:31,417 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:31,425 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:09:31,434 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2025-02-06 19:09:31,435 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2025-02-06 19:09:31,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:31,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,437 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-02-06 19:09:31,439 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:09:31,450 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-06 19:09:31,450 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:09:31,450 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_max_~i~0#1) = -2*ULTIMATE.start_max_~i~0#1 + 9 Supporting invariants [] [2025-02-06 19:09:31,462 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 [2025-02-06 19:09:31,474 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2025-02-06 19:09:31,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:31,491 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-02-06 19:09:31,500 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-02-06 19:09:31,500 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:31,500 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:31,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:09:31,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:31,515 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:31,517 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:31,517 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:31,517 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:31,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-02-06 19:09:31,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:31,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:31,540 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-02-06 19:09:31,540 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 20 states and 27 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:31,571 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 20 states and 27 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 23 states and 33 transitions. Complement of second has 5 states. [2025-02-06 19:09:31,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-02-06 19:09:31,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2025-02-06 19:09:31,573 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 8 letters. Loop has 3 letters. [2025-02-06 19:09:31,573 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:31,573 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 11 letters. Loop has 3 letters. [2025-02-06 19:09:31,573 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:31,574 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 8 letters. Loop has 6 letters. [2025-02-06 19:09:31,574 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:31,574 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 33 transitions. [2025-02-06 19:09:31,574 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-02-06 19:09:31,574 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 21 states and 29 transitions. [2025-02-06 19:09:31,574 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2025-02-06 19:09:31,575 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-02-06 19:09:31,575 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 29 transitions. [2025-02-06 19:09:31,575 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:31,575 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-02-06 19:09:31,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 29 transitions. [2025-02-06 19:09:31,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2025-02-06 19:09:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 21 states have (on average 1.380952380952381) internal successors, (29), 20 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:31,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 29 transitions. [2025-02-06 19:09:31,576 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-02-06 19:09:31,576 INFO L432 stractBuchiCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-02-06 19:09:31,576 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-02-06 19:09:31,576 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 29 transitions. [2025-02-06 19:09:31,576 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-02-06 19:09:31,576 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:31,577 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:31,577 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 1, 1, 1, 1, 1] [2025-02-06 19:09:31,577 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-06 19:09:31,577 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume !(max_~i~0#1 < 5);max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" [2025-02-06 19:09:31,577 INFO L754 eck$LassoCheckResult]: Loop: "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" [2025-02-06 19:09:31,577 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:31,577 INFO L85 PathProgramCache]: Analyzing trace with hash 468370461, now seen corresponding path program 1 times [2025-02-06 19:09:31,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:31,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877883033] [2025-02-06 19:09:31,578 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:31,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:31,586 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-02-06 19:09:31,601 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-02-06 19:09:31,601 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:31,601 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:31,644 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-02-06 19:09:31,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:09:31,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877883033] [2025-02-06 19:09:31,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877883033] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 19:09:31,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-06 19:09:31,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-06 19:09:31,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583116709] [2025-02-06 19:09:31,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 19:09:31,644 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-06 19:09:31,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:31,645 INFO L85 PathProgramCache]: Analyzing trace with hash 53558, now seen corresponding path program 1 times [2025-02-06 19:09:31,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:31,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780997119] [2025-02-06 19:09:31,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:31,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:31,647 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:31,648 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:31,648 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:31,649 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:31,649 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:31,649 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:31,650 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:31,650 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:31,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:31,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:31,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:09:31,690 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-02-06 19:09:31,690 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-02-06 19:09:31,690 INFO L87 Difference]: Start difference. First operand 21 states and 29 transitions. cyclomatic complexity: 13 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) [2025-02-06 19:09:31,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:09:31,720 INFO L93 Difference]: Finished difference Result 29 states and 39 transitions. [2025-02-06 19:09:31,720 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 39 transitions. [2025-02-06 19:09:31,721 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-02-06 19:09:31,724 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 29 states and 39 transitions. [2025-02-06 19:09:31,724 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2025-02-06 19:09:31,724 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2025-02-06 19:09:31,724 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 39 transitions. [2025-02-06 19:09:31,724 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:31,724 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 39 transitions. [2025-02-06 19:09:31,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 39 transitions. [2025-02-06 19:09:31,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 22. [2025-02-06 19:09:31,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 21 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:31,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 29 transitions. [2025-02-06 19:09:31,725 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 29 transitions. [2025-02-06 19:09:31,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-06 19:09:31,728 INFO L432 stractBuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2025-02-06 19:09:31,728 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-02-06 19:09:31,728 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 29 transitions. [2025-02-06 19:09:31,728 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-02-06 19:09:31,728 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:31,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:31,728 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 19:09:31,729 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-06 19:09:31,729 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" [2025-02-06 19:09:31,729 INFO L754 eck$LassoCheckResult]: Loop: "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" [2025-02-06 19:09:31,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:31,730 INFO L85 PathProgramCache]: Analyzing trace with hash -374839172, now seen corresponding path program 1 times [2025-02-06 19:09:31,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:31,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86898693] [2025-02-06 19:09:31,730 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:31,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:31,737 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-06 19:09:31,765 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:09:31,766 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:31,766 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:31,777 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 [2025-02-06 19:09:31,820 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-02-06 19:09:31,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:09:31,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86898693] [2025-02-06 19:09:31,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86898693] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 19:09:31,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338635628] [2025-02-06 19:09:31,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:31,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 19:09:31,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:31,823 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 19:09:31,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2025-02-06 19:09:31,858 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-02-06 19:09:31,874 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-02-06 19:09:31,874 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:31,874 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:31,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-02-06 19:09:31,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:31,885 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-02-06 19:09:31,886 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 19:09:31,899 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-02-06 19:09:31,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338635628] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 19:09:31,900 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 19:09:31,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-02-06 19:09:31,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669791674] [2025-02-06 19:09:31,901 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 19:09:31,901 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-06 19:09:31,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:31,901 INFO L85 PathProgramCache]: Analyzing trace with hash 51608, now seen corresponding path program 2 times [2025-02-06 19:09:31,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:31,902 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096900704] [2025-02-06 19:09:31,902 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:09:31,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:31,909 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:31,910 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:31,911 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-02-06 19:09:31,911 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:31,911 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:31,912 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:31,914 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:31,914 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:31,914 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:31,915 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:31,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:09:31,972 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-02-06 19:09:31,972 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-02-06 19:09:31,973 INFO L87 Difference]: Start difference. First operand 22 states and 29 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:32,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:09:32,038 INFO L93 Difference]: Finished difference Result 50 states and 66 transitions. [2025-02-06 19:09:32,038 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 66 transitions. [2025-02-06 19:09:32,039 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-02-06 19:09:32,040 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 50 states and 66 transitions. [2025-02-06 19:09:32,040 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2025-02-06 19:09:32,041 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2025-02-06 19:09:32,041 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 66 transitions. [2025-02-06 19:09:32,041 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:32,041 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 66 transitions. [2025-02-06 19:09:32,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 66 transitions. [2025-02-06 19:09:32,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 40. [2025-02-06 19:09:32,042 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) [2025-02-06 19:09:32,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 53 transitions. [2025-02-06 19:09:32,044 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 53 transitions. [2025-02-06 19:09:32,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-02-06 19:09:32,045 INFO L432 stractBuchiCegarLoop]: Abstraction has 40 states and 53 transitions. [2025-02-06 19:09:32,045 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-02-06 19:09:32,045 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 53 transitions. [2025-02-06 19:09:32,046 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-02-06 19:09:32,047 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:32,047 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:32,048 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1] [2025-02-06 19:09:32,048 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-06 19:09:32,048 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" [2025-02-06 19:09:32,048 INFO L754 eck$LassoCheckResult]: Loop: "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" [2025-02-06 19:09:32,048 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:32,048 INFO L85 PathProgramCache]: Analyzing trace with hash 690129215, now seen corresponding path program 1 times [2025-02-06 19:09:32,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:32,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371756192] [2025-02-06 19:09:32,048 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:32,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:32,063 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-02-06 19:09:32,078 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-02-06 19:09:32,079 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,079 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-02-06 19:09:32,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:09:32,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371756192] [2025-02-06 19:09:32,199 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371756192] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 19:09:32,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [112871632] [2025-02-06 19:09:32,199 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:32,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 19:09:32,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:32,205 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 19:09:32,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2025-02-06 19:09:32,250 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-02-06 19:09:32,275 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-02-06 19:09:32,275 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,275 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:32,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 19:09:32,278 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:32,306 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-02-06 19:09:32,307 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-02-06 19:09:32,342 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-02-06 19:09:32,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [112871632] provided 0 perfect and 2 imperfect interpolant sequences [2025-02-06 19:09:32,343 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-02-06 19:09:32,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2025-02-06 19:09:32,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737598950] [2025-02-06 19:09:32,343 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-02-06 19:09:32,343 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-02-06 19:09:32,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:32,344 INFO L85 PathProgramCache]: Analyzing trace with hash 51608, now seen corresponding path program 3 times [2025-02-06 19:09:32,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:32,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223508019] [2025-02-06 19:09:32,344 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-02-06 19:09:32,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:32,346 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:32,348 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:32,348 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-02-06 19:09:32,348 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,348 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:32,348 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:32,349 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:32,349 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,349 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,350 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:32,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:09:32,408 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-06 19:09:32,408 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2025-02-06 19:09:32,408 INFO L87 Difference]: Start difference. First operand 40 states and 53 transitions. cyclomatic complexity: 18 Second operand has 8 states, 8 states have (on average 3.125) internal successors, (25), 8 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:32,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:09:32,480 INFO L93 Difference]: Finished difference Result 59 states and 78 transitions. [2025-02-06 19:09:32,480 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 78 transitions. [2025-02-06 19:09:32,481 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-02-06 19:09:32,481 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 59 states and 78 transitions. [2025-02-06 19:09:32,482 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2025-02-06 19:09:32,482 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2025-02-06 19:09:32,482 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 78 transitions. [2025-02-06 19:09:32,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:32,482 INFO L218 hiAutomatonCegarLoop]: Abstraction has 59 states and 78 transitions. [2025-02-06 19:09:32,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 78 transitions. [2025-02-06 19:09:32,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 46. [2025-02-06 19:09:32,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.326086956521739) internal successors, (61), 45 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:32,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 61 transitions. [2025-02-06 19:09:32,484 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 61 transitions. [2025-02-06 19:09:32,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-02-06 19:09:32,484 INFO L432 stractBuchiCegarLoop]: Abstraction has 46 states and 61 transitions. [2025-02-06 19:09:32,484 INFO L338 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2025-02-06 19:09:32,485 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 61 transitions. [2025-02-06 19:09:32,485 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-02-06 19:09:32,485 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:32,485 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:32,486 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1] [2025-02-06 19:09:32,486 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-02-06 19:09:32,486 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" [2025-02-06 19:09:32,486 INFO L754 eck$LassoCheckResult]: Loop: "assume max_~ret~0#1 < max_#t~mem1#1;call max_#t~mem2#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);max_#t~ite3#1 := max_#t~mem2#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" [2025-02-06 19:09:32,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:32,486 INFO L85 PathProgramCache]: Analyzing trace with hash -986175172, now seen corresponding path program 2 times [2025-02-06 19:09:32,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:32,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451685977] [2025-02-06 19:09:32,486 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-02-06 19:09:32,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:32,516 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 38 statements into 2 equivalence classes. [2025-02-06 19:09:32,533 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 38 of 38 statements. [2025-02-06 19:09:32,533 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-02-06 19:09:32,533 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,533 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:32,536 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-02-06 19:09:32,547 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-02-06 19:09:32,547 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,547 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,552 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:32,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:32,552 INFO L85 PathProgramCache]: Analyzing trace with hash 51608, now seen corresponding path program 4 times [2025-02-06 19:09:32,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:32,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420856895] [2025-02-06 19:09:32,552 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-02-06 19:09:32,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:32,554 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 3 statements into 2 equivalence classes. [2025-02-06 19:09:32,555 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:32,555 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-02-06 19:09:32,555 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,555 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:32,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-02-06 19:09:32,556 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-02-06 19:09:32,556 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,556 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,557 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:32,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:32,558 INFO L85 PathProgramCache]: Analyzing trace with hash -1568222595, now seen corresponding path program 1 times [2025-02-06 19:09:32,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:32,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771896871] [2025-02-06 19:09:32,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:32,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:32,565 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-02-06 19:09:32,572 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-02-06 19:09:32,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:32,675 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2025-02-06 19:09:32,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 19:09:32,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771896871] [2025-02-06 19:09:32,676 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771896871] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 19:09:32,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [644345480] [2025-02-06 19:09:32,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:32,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 19:09:32,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:32,678 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 19:09:32,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2025-02-06 19:09:32,723 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-02-06 19:09:32,750 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-02-06 19:09:32,750 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,750 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:32,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-02-06 19:09:32,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:32,777 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2025-02-06 19:09:32,777 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-02-06 19:09:32,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [644345480] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-06 19:09:32,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-02-06 19:09:32,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2025-02-06 19:09:32,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849420102] [2025-02-06 19:09:32,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-06 19:09:32,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-06 19:09:32,838 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-02-06 19:09:32,838 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2025-02-06 19:09:32,838 INFO L87 Difference]: Start difference. First operand 46 states and 61 transitions. cyclomatic complexity: 20 Second operand has 8 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 8 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:32,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-06 19:09:32,933 INFO L93 Difference]: Finished difference Result 59 states and 75 transitions. [2025-02-06 19:09:32,933 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 75 transitions. [2025-02-06 19:09:32,934 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-02-06 19:09:32,934 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 43 states and 54 transitions. [2025-02-06 19:09:32,934 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2025-02-06 19:09:32,934 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2025-02-06 19:09:32,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 54 transitions. [2025-02-06 19:09:32,935 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:32,935 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 54 transitions. [2025-02-06 19:09:32,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 54 transitions. [2025-02-06 19:09:32,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2025-02-06 19:09:32,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 43 states have (on average 1.255813953488372) internal successors, (54), 42 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) [2025-02-06 19:09:32,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 54 transitions. [2025-02-06 19:09:32,937 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 54 transitions. [2025-02-06 19:09:32,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-02-06 19:09:32,937 INFO L432 stractBuchiCegarLoop]: Abstraction has 43 states and 54 transitions. [2025-02-06 19:09:32,937 INFO L338 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2025-02-06 19:09:32,937 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 54 transitions. [2025-02-06 19:09:32,938 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-02-06 19:09:32,938 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-02-06 19:09:32,938 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-02-06 19:09:32,939 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2025-02-06 19:09:32,939 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-02-06 19:09:32,939 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(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#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;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume main_~i~1#1 < 5;havoc main_#t~nondet5#1;call write~int#1(main_#t~nondet5#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~1#1, 4);havoc main_#t~nondet5#1;main_#t~post6#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret~1#1 := main_#t~ret7#1;havoc main_#t~ret7#1;call main_#t~mem8#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem8#1;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int#1(main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);call write~int#1(main_#t~mem9#1, main_~#x~0#1.base, main_~#x~0#1.offset, 4);havoc main_#t~mem9#1;call write~int#1(main_~temp~0#1, main_~#x~0#1.base, 4 + main_~#x~0#1.offset, 4);assume { :begin_inline_max } true;max_#in~x#1.base, max_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;max_~x#1.base, max_~x#1.offset := max_#in~x#1.base, max_#in~x#1.offset;havoc max_~i~0#1;havoc max_~ret~0#1;max_~ret~0#1 := 0;max_~i~0#1 := 0;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume max_~i~0#1 < 5;call max_#t~mem1#1 := read~int#1(max_~x#1.base, max_~x#1.offset + 4 * max_~i~0#1, 4);" "assume !(max_~ret~0#1 < max_#t~mem1#1);max_#t~ite3#1 := max_~ret~0#1;" "max_~ret~0#1 := max_#t~ite3#1;havoc max_#t~mem1#1;havoc max_#t~ite3#1;havoc max_#t~mem2#1;max_#t~post4#1 := max_~i~0#1;max_~i~0#1 := 1 + max_#t~post4#1;havoc max_#t~post4#1;" "assume !(max_~i~0#1 < 5);max_#res#1 := (if max_~ret~0#1 % 4294967296 <= 2147483647 then max_~ret~0#1 % 4294967296 else max_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret10#1 := max_#res#1;havoc max_#t~mem1#1, max_#t~ite3#1, max_#t~mem2#1, max_#t~post4#1, max_~x#1.base, max_~x#1.offset, max_~i~0#1, max_~ret~0#1;havoc max_#in~x#1.base, max_#in~x#1.offset;assume { :end_inline_max } true;main_~ret2~0#1 := main_#t~ret10#1;havoc main_#t~ret10#1;call main_#t~mem11#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset, 4);main_~temp~0#1 := main_#t~mem11#1;havoc main_#t~mem11#1;main_~i~2#1 := 0;" [2025-02-06 19:09:32,939 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~2#1 < 4;call main_#t~mem12#1 := read~int#1(main_~#x~0#1.base, main_~#x~0#1.offset + 4 * (1 + main_~i~2#1), 4);call write~int#1(main_#t~mem12#1, main_~#x~0#1.base, main_~#x~0#1.offset + 4 * main_~i~2#1, 4);havoc main_#t~mem12#1;main_#t~post13#1 := main_~i~2#1;main_~i~2#1 := 1 + main_#t~post13#1;havoc main_#t~post13#1;" [2025-02-06 19:09:32,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:32,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1370230504, now seen corresponding path program 1 times [2025-02-06 19:09:32,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:32,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999718823] [2025-02-06 19:09:32,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:32,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:32,948 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-02-06 19:09:32,968 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-02-06 19:09:32,969 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,969 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,969 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:32,972 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-02-06 19:09:32,989 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-02-06 19:09:32,990 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,990 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,995 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:32,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:32,995 INFO L85 PathProgramCache]: Analyzing trace with hash 48, now seen corresponding path program 1 times [2025-02-06 19:09:32,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:32,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215082284] [2025-02-06 19:09:32,996 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:32,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:32,998 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-06 19:09:32,999 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-06 19:09:32,999 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:32,999 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:32,999 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:32,999 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-06 19:09:33,000 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-06 19:09:33,000 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:33,000 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:33,001 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:33,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:33,001 INFO L85 PathProgramCache]: Analyzing trace with hash 472527353, now seen corresponding path program 1 times [2025-02-06 19:09:33,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 19:09:33,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083197005] [2025-02-06 19:09:33,002 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 19:09:33,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 19:09:33,010 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-02-06 19:09:33,025 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-02-06 19:09:33,025 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:33,025 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:33,025 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-02-06 19:09:33,029 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-02-06 19:09:33,044 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-02-06 19:09:33,045 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:33,045 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-02-06 19:09:33,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-02-06 19:09:37,443 INFO L204 LassoAnalysis]: Preferences: [2025-02-06 19:09:37,443 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-02-06 19:09:37,444 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-02-06 19:09:37,444 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-02-06 19:09:37,444 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-02-06 19:09:37,444 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:37,444 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-02-06 19:09:37,444 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-02-06 19:09:37,444 INFO L132 ssoRankerPreferences]: Filename of dumped script: max05-1.i_Iteration10_Lasso [2025-02-06 19:09:37,444 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-02-06 19:09:37,444 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-02-06 19:09:37,446 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,449 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,451 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,453 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,454 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,455 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,457 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,458 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,460 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,463 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,465 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,467 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,469 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,474 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,476 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,477 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,486 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,488 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,489 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,493 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,494 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,496 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,501 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,503 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:37,805 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-02-06 19:09:38,014 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-02-06 19:09:38,014 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-02-06 19:09:38,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,015 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,021 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-02-06 19:09:38,023 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,033 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,033 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,033 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,033 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,033 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,035 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,040 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2025-02-06 19:09:38,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,042 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-02-06 19:09:38,045 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,058 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,063 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,065 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,066 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-02-06 19:09:38,067 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,078 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,084 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,086 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-02-06 19:09:38,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,097 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,097 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,097 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,097 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,097 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,098 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,104 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2025-02-06 19:09:38,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,106 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-02-06 19:09:38,108 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,119 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,126 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-02-06 19:09:38,128 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,138 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,138 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,138 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,138 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,138 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,139 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,139 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,141 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,149 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-02-06 19:09:38,150 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,160 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,160 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,160 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,161 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,167 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-02-06 19:09:38,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,169 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-02-06 19:09:38,171 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,181 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,181 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,181 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,183 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,184 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,191 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2025-02-06 19:09:38,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,194 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-02-06 19:09:38,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,205 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,205 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,205 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,206 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,211 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2025-02-06 19:09:38,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,213 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-02-06 19:09:38,215 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,225 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,225 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,232 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,238 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,238 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,240 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-02-06 19:09:38,242 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,253 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:38,253 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:38,255 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,260 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,264 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-02-06 19:09:38,266 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,282 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 [2025-02-06 19:09:38,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,284 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-02-06 19:09:38,286 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,296 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,296 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,296 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,296 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,296 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,297 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,303 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 [2025-02-06 19:09:38,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,303 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,306 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-02-06 19:09:38,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,318 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,319 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,325 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-02-06 19:09:38,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,326 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,327 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-02-06 19:09:38,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,339 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,339 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,340 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,346 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,347 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,349 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-02-06 19:09:38,349 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,359 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,359 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,359 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,359 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,359 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,360 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,365 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 [2025-02-06 19:09:38,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,367 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-02-06 19:09:38,369 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,379 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,379 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,379 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,379 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,379 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,380 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,386 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 [2025-02-06 19:09:38,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,388 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2025-02-06 19:09:38,390 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,400 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:38,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:38,403 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,410 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-02-06 19:09:38,413 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,422 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,422 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,422 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,422 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,424 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:38,424 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:38,426 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,433 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-02-06 19:09:38,435 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 [2025-02-06 19:09:38,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,445 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,446 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,455 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-02-06 19:09:38,456 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,466 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,468 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,475 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,477 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,481 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-02-06 19:09:38,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,492 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,492 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,493 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,499 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 [2025-02-06 19:09:38,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,501 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,502 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-02-06 19:09:38,504 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 [2025-02-06 19:09:38,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,514 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,514 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,514 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,520 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2025-02-06 19:09:38,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,522 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-02-06 19:09:38,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,533 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,533 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,533 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,534 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,534 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,535 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,540 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 [2025-02-06 19:09:38,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,540 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,543 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2025-02-06 19:09:38,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,554 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,554 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,555 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,561 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 [2025-02-06 19:09:38,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,562 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,565 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-06 19:09:38,565 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2025-02-06 19:09:38,566 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,577 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:38,577 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:38,579 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,584 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2025-02-06 19:09:38,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,584 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,586 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) [2025-02-06 19:09:38,587 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 [2025-02-06 19:09:38,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,598 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-02-06 19:09:38,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-02-06 19:09:38,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-02-06 19:09:38,599 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,605 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 [2025-02-06 19:09:38,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,607 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) [2025-02-06 19:09:38,609 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 [2025-02-06 19:09:38,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:38,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:38,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,631 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 [2025-02-06 19:09:38,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,631 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,633 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) [2025-02-06 19:09:38,634 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 [2025-02-06 19:09:38,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,646 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:38,646 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:38,649 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-02-06 19:09:38,655 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:38,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,657 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) [2025-02-06 19:09:38,658 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 [2025-02-06 19:09:38,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-02-06 19:09:38,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-02-06 19:09:38,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-02-06 19:09:38,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-02-06 19:09:38,668 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-02-06 19:09:38,671 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-02-06 19:09:38,671 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-02-06 19:09:38,676 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-02-06 19:09:38,691 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-02-06 19:09:38,691 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-02-06 19:09:38,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-06 19:09:38,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 19:09:38,693 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) [2025-02-06 19:09:38,694 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 [2025-02-06 19:09:38,694 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-02-06 19:09:38,704 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-02-06 19:09:38,705 INFO L474 LassoAnalysis]: Proved termination. [2025-02-06 19:09:38,705 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_3, ULTIMATE.start_main_~i~2#1) = 7*v_rep(select #length ULTIMATE.start_main_~#x~0#1.base)_3 - 16*ULTIMATE.start_main_~i~2#1 Supporting invariants [] [2025-02-06 19:09:38,710 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2025-02-06 19:09:38,719 INFO L156 tatePredicateManager]: 5 out of 5 supporting invariants were superfluous and have been removed [2025-02-06 19:09:38,721 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-02-06 19:09:38,721 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-02-06 19:09:38,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 19:09:38,765 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-02-06 19:09:38,786 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-02-06 19:09:38,786 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:38,786 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:38,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-02-06 19:09:38,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:38,833 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-02-06 19:09:38,834 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-02-06 19:09:38,834 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 19:09:38,834 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 19:09:38,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-02-06 19:09:38,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-02-06 19:09:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-06 19:09:38,835 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-02-06 19:09:38,836 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 43 states and 54 transitions. cyclomatic complexity: 13 Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:38,840 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 43 states and 54 transitions. cyclomatic complexity: 13. Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 44 states and 55 transitions. Complement of second has 2 states. [2025-02-06 19:09:38,840 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 [2025-02-06 19:09:38,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-06 19:09:38,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 17 transitions. [2025-02-06 19:09:38,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 42 letters. Loop has 1 letters. [2025-02-06 19:09:38,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:38,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 43 letters. Loop has 1 letters. [2025-02-06 19:09:38,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:38,841 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 42 letters. Loop has 2 letters. [2025-02-06 19:09:38,841 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-02-06 19:09:38,841 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 55 transitions. [2025-02-06 19:09:38,842 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:09:38,842 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2025-02-06 19:09:38,842 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-02-06 19:09:38,842 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-02-06 19:09:38,842 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-02-06 19:09:38,842 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-02-06 19:09:38,842 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:09:38,842 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:09:38,842 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-06 19:09:38,842 INFO L338 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2025-02-06 19:09:38,842 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-02-06 19:09:38,842 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-06 19:09:38,842 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-06 19:09:38,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.02 07:09:38 BoogieIcfgContainer [2025-02-06 19:09:38,848 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-06 19:09:38,848 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-06 19:09:38,848 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-06 19:09:38,849 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-06 19:09:38,849 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 07:09:27" (3/4) ... [2025-02-06 19:09:38,851 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-06 19:09:38,851 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-06 19:09:38,852 INFO L158 Benchmark]: Toolchain (without parser) took 12024.54ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 124.4MB in the beginning and 182.5MB in the end (delta: -58.1MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. [2025-02-06 19:09:38,852 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 115.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:09:38,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 158.36ms. Allocated memory is still 167.8MB. Free memory was 123.6MB in the beginning and 113.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-06 19:09:38,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.49ms. Allocated memory is still 167.8MB. Free memory was 113.1MB in the beginning and 111.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:09:38,852 INFO L158 Benchmark]: Boogie Preprocessor took 39.18ms. Allocated memory is still 167.8MB. Free memory was 111.5MB in the beginning and 110.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:09:38,852 INFO L158 Benchmark]: IcfgBuilder took 301.04ms. Allocated memory is still 167.8MB. Free memory was 110.0MB in the beginning and 93.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-06 19:09:38,853 INFO L158 Benchmark]: BuchiAutomizer took 11487.97ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 93.3MB in the beginning and 182.6MB in the end (delta: -89.3MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2025-02-06 19:09:38,853 INFO L158 Benchmark]: Witness Printer took 2.71ms. Allocated memory is still 335.5MB. Free memory was 182.6MB in the beginning and 182.5MB in the end (delta: 69.1kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-06 19:09:38,854 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 201.3MB. Free memory is still 115.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 158.36ms. Allocated memory is still 167.8MB. Free memory was 123.6MB in the beginning and 113.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.49ms. Allocated memory is still 167.8MB. Free memory was 113.1MB in the beginning and 111.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.18ms. Allocated memory is still 167.8MB. Free memory was 111.5MB in the beginning and 110.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 301.04ms. Allocated memory is still 167.8MB. Free memory was 110.0MB in the beginning and 93.3MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 11487.97ms. Allocated memory was 167.8MB in the beginning and 335.5MB in the end (delta: 167.8MB). Free memory was 93.3MB in the beginning and 182.6MB in the end (delta: -89.3MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. * Witness Printer took 2.71ms. Allocated memory is still 335.5MB. Free memory was 182.6MB in the beginning and 182.5MB in the end (delta: 69.1kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 10 terminating modules (7 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 2 locations. One deterministic module has affine ranking function (9 + ((long long) -2 * i)) and consists of 3 locations. One deterministic module has affine ranking function null and consists of 2 locations. 7 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 11.4s and 11 iterations. TraceHistogramMax:5. Analysis of lassos took 10.6s. Construction of modules took 0.2s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 10. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 9 MinimizatonAttempts, 31 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 180 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 177 mSDsluCounter, 330 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 182 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 298 IncrementalHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 148 mSDtfsCounter, 298 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU6 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital222 mio100 ax100 hnf100 lsp91 ukn54 mio100 lsp36 div100 bol100 ite100 ukn100 eq156 hnf91 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 22ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-02-06 19:09:38,868 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 [2025-02-06 19:09:39,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:39,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:39,468 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2025-02-06 19:09:39,672 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-02-06 19:09:39,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2025-02-06 19:09:40,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE