./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/reducercommutativity/sep05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/reducercommutativity/sep05-1.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 ac50477087b7e2b9c80860ad42d4d46d99ddf32e797cee205c21d5ff44f08ec3 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:11:55,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:11:55,357 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-01-10 07:11:55,360 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:11:55,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:11:55,380 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:11:55,381 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:11:55,381 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:11:55,381 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:11:55,381 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:11:55,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:11:55,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:11:55,382 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:11:55,382 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:11:55,382 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:11:55,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:11:55,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:11:55,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:11:55,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:11:55,384 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:11:55,385 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:11:55,385 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 -> ac50477087b7e2b9c80860ad42d4d46d99ddf32e797cee205c21d5ff44f08ec3 [2025-01-10 07:11:55,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:11:55,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:11:55,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:11:55,636 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:11:55,636 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:11:55,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep05-1.i [2025-01-10 07:11:56,791 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4b51bc92c/de3948c16c164fab9ce060e654f152ed/FLAG501f46223 [2025-01-10 07:11:57,079 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:11:57,079 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep05-1.i [2025-01-10 07:11:57,089 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4b51bc92c/de3948c16c164fab9ce060e654f152ed/FLAG501f46223 [2025-01-10 07:11:57,369 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/4b51bc92c/de3948c16c164fab9ce060e654f152ed [2025-01-10 07:11:57,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:11:57,372 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:11:57,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:11:57,373 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:11:57,376 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:11:57,377 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eaa5fcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57, skipping insertion in model container [2025-01-10 07:11:57,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,387 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:11:57,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:11:57,502 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:11:57,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:11:57,529 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:11:57,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57 WrapperNode [2025-01-10 07:11:57,531 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:11:57,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:11:57,532 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:11:57,532 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:11:57,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,557 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 115 [2025-01-10 07:11:57,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:11:57,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:11:57,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:11:57,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:11:57,565 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,567 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,584 INFO L175 MemorySlicer]: Split 14 memory accesses to 2 slices as follows [2, 12]. 86 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]. [2025-01-10 07:11:57,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,590 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,597 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,599 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:11:57,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:11:57,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:11:57,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:11:57,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (1/1) ... [2025-01-10 07:11:57,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:57,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:57,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:57,640 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-01-10 07:11:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-10 07:11:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-10 07:11:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-10 07:11:57,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:11:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:11:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:11:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:11:57,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:11:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:11:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:11:57,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:11:57,721 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:11:57,722 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:11:57,896 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2025-01-10 07:11:57,899 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:11:57,905 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:11:57,905 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-10 07:11:57,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:11:57 BoogieIcfgContainer [2025-01-10 07:11:57,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:11:57,906 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:11:57,906 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:11:57,910 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:11:57,910 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:11:57,910 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:11:57" (1/3) ... [2025-01-10 07:11:57,911 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a848cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:11:57, skipping insertion in model container [2025-01-10 07:11:57,911 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:11:57,911 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:11:57" (2/3) ... [2025-01-10 07:11:57,911 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a848cf9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:11:57, skipping insertion in model container [2025-01-10 07:11:57,911 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:11:57,911 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:11:57" (3/3) ... [2025-01-10 07:11:57,913 INFO L363 chiAutomizerObserver]: Analyzing ICFG sep05-1.i [2025-01-10 07:11:57,953 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:11:57,953 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:11:57,953 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:11:57,954 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:11:57,954 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:11:57,954 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:11:57,954 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:11:57,954 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:11:57,957 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) [2025-01-10 07:11:57,969 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 11 [2025-01-10 07:11:57,969 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:57,969 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:57,972 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-01-10 07:11:57,972 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:11:57,972 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:11:57,973 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) [2025-01-10 07:11:57,974 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 11 [2025-01-10 07:11:57,974 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:57,974 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:57,974 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2025-01-10 07:11:57,974 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:11:57,978 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" [2025-01-10 07:11:57,979 INFO L754 eck$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;" [2025-01-10 07:11:57,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:57,982 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2025-01-10 07:11:57,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:57,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102481358] [2025-01-10 07:11:57,987 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:57,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:58,030 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:11:58,041 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:11:58,042 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:58,042 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:58,042 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:58,044 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:11:58,047 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:11:58,047 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:58,047 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:58,058 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:58,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:58,060 INFO L85 PathProgramCache]: Analyzing trace with hash 37, now seen corresponding path program 1 times [2025-01-10 07:11:58,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:58,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965217013] [2025-01-10 07:11:58,060 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:58,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:58,064 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:58,066 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:58,066 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:58,066 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:58,067 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:58,068 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:58,070 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:58,070 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:58,070 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:58,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:58,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:58,073 INFO L85 PathProgramCache]: Analyzing trace with hash 29859, now seen corresponding path program 1 times [2025-01-10 07:11:58,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:58,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697160367] [2025-01-10 07:11:58,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:58,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:58,078 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:58,088 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:58,089 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:58,089 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:58,089 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:58,091 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:58,097 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:58,097 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:58,097 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:58,099 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:58,343 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:11:58,345 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:11:58,345 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:11:58,345 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:11:58,345 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:11:58,345 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,345 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:11:58,345 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:11:58,346 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep05-1.i_Iteration1_Lasso [2025-01-10 07:11:58,346 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:11:58,346 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:11:58,358 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,363 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,377 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,380 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,386 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,388 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,392 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,394 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,396 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,399 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,401 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,402 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,404 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,406 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,534 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:11:58,713 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:11:58,715 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:11:58,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,719 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2025-01-10 07:11:58,721 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,732 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,732 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,732 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,735 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,736 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,740 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,746 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2025-01-10 07:11:58,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,749 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2025-01-10 07:11:58,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,764 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,764 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,767 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,775 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2025-01-10 07:11:58,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,792 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:58,792 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:58,795 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,800 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,803 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2025-01-10 07:11:58,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,816 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,818 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,819 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,824 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-01-10 07:11:58,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,826 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2025-01-10 07:11:58,828 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,837 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,837 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,838 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,838 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,839 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,844 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2025-01-10 07:11:58,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,847 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2025-01-10 07:11:58,849 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,859 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,861 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,868 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2025-01-10 07:11:58,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,881 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,881 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,881 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,881 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,882 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,882 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,883 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,891 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,892 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2025-01-10 07:11:58,894 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,904 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,905 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,906 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,911 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 [2025-01-10 07:11:58,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,913 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2025-01-10 07:11:58,916 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,926 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,926 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,926 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,926 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,927 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,928 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,933 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:58,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,935 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2025-01-10 07:11:58,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,948 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,948 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,948 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,950 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,955 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2025-01-10 07:11:58,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,956 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,958 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2025-01-10 07:11:58,960 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,970 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,971 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,971 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,972 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:58,977 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2025-01-10 07:11:58,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:58,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:58,979 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:58,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2025-01-10 07:11:58,983 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:58,993 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:58,993 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:58,993 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:58,993 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:58,993 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:58,994 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:58,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:58,995 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:59,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:59,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:59,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,003 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,003 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2025-01-10 07:11:59,004 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:59,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:59,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:59,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:59,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:59,014 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:59,015 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:59,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:59,016 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:59,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2025-01-10 07:11:59,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:59,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,023 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2025-01-10 07:11:59,025 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:59,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:59,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:11:59,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:59,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:59,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:59,035 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:11:59,035 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:11:59,036 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:59,041 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2025-01-10 07:11:59,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:59,042 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,043 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2025-01-10 07:11:59,045 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 [2025-01-10 07:11:59,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:59,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:59,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:59,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:59,056 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:59,056 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:59,059 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:59,065 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-01-10 07:11:59,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:59,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,067 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2025-01-10 07:11:59,069 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:59,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:59,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:59,079 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:59,079 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:59,081 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:59,081 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:59,084 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:59,089 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 [2025-01-10 07:11:59,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:59,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,091 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2025-01-10 07:11:59,094 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:59,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:59,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:59,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:59,104 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:59,107 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:59,107 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:59,111 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:59,116 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 [2025-01-10 07:11:59,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:59,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,119 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2025-01-10 07:11:59,122 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:11:59,132 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:59,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:59,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:59,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:59,135 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:59,135 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:59,137 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:11:59,144 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:59,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:59,145 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,146 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2025-01-10 07:11:59,150 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 [2025-01-10 07:11:59,159 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:11:59,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:11:59,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:11:59,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:11:59,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:11:59,163 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:11:59,170 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:11:59,184 INFO L443 ModelExtractionUtils]: Simplification made 11 calls to the SMT solver. [2025-01-10 07:11:59,185 INFO L444 ModelExtractionUtils]: 4 out of 13 variables were initially zero. Simplification set additionally 6 variables to zero. [2025-01-10 07:11:59,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:11:59,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,188 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2025-01-10 07:11:59,191 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:11:59,202 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:11:59,203 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:11:59,204 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 [] [2025-01-10 07:11:59,209 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 [2025-01-10 07:11:59,220 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2025-01-10 07:11:59,227 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:11:59,228 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:11:59,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,248 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 2 statements into 1 equivalence classes. [2025-01-10 07:11:59,256 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 2 of 2 statements. [2025-01-10 07:11:59,256 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,256 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:59,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:11:59,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:59,267 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:11:59,269 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:11:59,269 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,269 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:59,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:11:59,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:59,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:59,289 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:11:59,291 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) [2025-01-10 07:11:59,311 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. [2025-01-10 07:11:59,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:11:59,317 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) [2025-01-10 07:11:59,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 3 transitions. [2025-01-10 07:11:59,323 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 1 letters. [2025-01-10 07:11:59,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:59,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 3 letters. Loop has 1 letters. [2025-01-10 07:11:59,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:59,325 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 3 transitions. Stem has 2 letters. Loop has 2 letters. [2025-01-10 07:11:59,325 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:11:59,326 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 36 transitions. [2025-01-10 07:11:59,326 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:59,328 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 17 states and 26 transitions. [2025-01-10 07:11:59,328 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-01-10 07:11:59,329 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2025-01-10 07:11:59,329 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 26 transitions. [2025-01-10 07:11:59,329 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:59,329 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 26 transitions. [2025-01-10 07:11:59,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 26 transitions. [2025-01-10 07:11:59,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 16. [2025-01-10 07:11:59,342 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) [2025-01-10 07:11:59,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 24 transitions. [2025-01-10 07:11:59,343 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 24 transitions. [2025-01-10 07:11:59,343 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 24 transitions. [2025-01-10 07:11:59,343 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:11:59,343 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 24 transitions. [2025-01-10 07:11:59,343 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:59,343 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:59,343 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:59,343 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2025-01-10 07:11:59,343 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:59,344 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(10, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet5#1, main_#t~post6#1, main_~i~1#1, main_#t~ret7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~ret10#1, main_#t~mem11#1, main_#t~mem12#1, main_#t~post13#1, main_~i~2#1, main_#t~ret14#1, main_~#x~0#1.base, main_~#x~0#1.offset, main_~temp~0#1, main_~ret~1#1, main_~ret2~0#1, main_~ret5~0#1;call main_~#x~0#1.base, main_~#x~0#1.offset := #Ultimate.allocOnStack(20);havoc main_~temp~0#1;havoc main_~ret~1#1;havoc main_~ret2~0#1;havoc main_~ret5~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < 5);havoc main_~i~1#1;assume { :begin_inline_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:59,344 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:59,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,344 INFO L85 PathProgramCache]: Analyzing trace with hash 29861, now seen corresponding path program 1 times [2025-01-10 07:11:59,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,344 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33167846] [2025-01-10 07:11:59,344 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:59,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,348 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:59,356 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,356 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,356 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:59,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:59,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33167846] [2025-01-10 07:11:59,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33167846] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:11:59,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:11:59,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-01-10 07:11:59,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247233706] [2025-01-10 07:11:59,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:11:59,408 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:59,409 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,409 INFO L85 PathProgramCache]: Analyzing trace with hash 41869, now seen corresponding path program 1 times [2025-01-10 07:11:59,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170419029] [2025-01-10 07:11:59,409 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:59,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,412 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:59,417 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,417 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,417 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,417 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:59,418 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:59,427 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,427 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,427 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,428 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:59,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-01-10 07:11:59,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:59,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 07:11:59,488 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 07:11:59,489 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) [2025-01-10 07:11:59,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:59,498 INFO L93 Difference]: Finished difference Result 16 states and 23 transitions. [2025-01-10 07:11:59,498 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 23 transitions. [2025-01-10 07:11:59,498 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:59,499 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 23 transitions. [2025-01-10 07:11:59,499 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-01-10 07:11:59,499 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-01-10 07:11:59,499 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 23 transitions. [2025-01-10 07:11:59,499 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:59,499 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-01-10 07:11:59,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 23 transitions. [2025-01-10 07:11:59,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2025-01-10 07:11:59,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.4375) internal successors, (23), 15 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:59,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 23 transitions. [2025-01-10 07:11:59,500 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-01-10 07:11:59,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 07:11:59,501 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 23 transitions. [2025-01-10 07:11:59,501 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-01-10 07:11:59,501 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 23 transitions. [2025-01-10 07:11:59,501 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:59,501 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:59,501 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:59,501 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2025-01-10 07:11:59,501 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:59,502 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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:59,502 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:59,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,502 INFO L85 PathProgramCache]: Analyzing trace with hash 925637, now seen corresponding path program 1 times [2025-01-10 07:11:59,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370017054] [2025-01-10 07:11:59,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:59,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,505 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:11:59,509 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:11:59,509 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,509 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:59,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:59,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370017054] [2025-01-10 07:11:59,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370017054] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:11:59,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [316105067] [2025-01-10 07:11:59,552 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:59,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:11:59,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,554 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2025-01-10 07:11:59,585 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:11:59,592 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:11:59,592 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,592 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:59,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-10 07:11:59,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:59,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:59,605 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:11:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:59,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [316105067] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:11:59,618 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:11:59,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2025-01-10 07:11:59,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702383524] [2025-01-10 07:11:59,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:11:59,619 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:59,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,619 INFO L85 PathProgramCache]: Analyzing trace with hash 41869, now seen corresponding path program 2 times [2025-01-10 07:11:59,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112141322] [2025-01-10 07:11:59,619 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:59,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,624 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:59,628 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,628 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:11:59,628 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,628 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:59,629 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:59,638 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,638 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,638 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,639 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:59,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:59,698 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-10 07:11:59,698 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-10 07:11:59,699 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) [2025-01-10 07:11:59,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:59,712 INFO L93 Difference]: Finished difference Result 19 states and 26 transitions. [2025-01-10 07:11:59,712 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 26 transitions. [2025-01-10 07:11:59,713 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:59,713 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 19 states and 26 transitions. [2025-01-10 07:11:59,713 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-01-10 07:11:59,713 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-01-10 07:11:59,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 26 transitions. [2025-01-10 07:11:59,713 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:59,713 INFO L218 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2025-01-10 07:11:59,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19 states and 26 transitions. [2025-01-10 07:11:59,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19 to 19. [2025-01-10 07:11:59,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.368421052631579) internal successors, (26), 18 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:11:59,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 26 transitions. [2025-01-10 07:11:59,714 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 26 transitions. [2025-01-10 07:11:59,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 07:11:59,717 INFO L432 stractBuchiCegarLoop]: Abstraction has 19 states and 26 transitions. [2025-01-10 07:11:59,717 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-01-10 07:11:59,717 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 26 transitions. [2025-01-10 07:11:59,718 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:59,718 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:59,719 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:59,719 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 1, 1, 1] [2025-01-10 07:11:59,719 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:59,719 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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:59,719 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:59,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1805794469, now seen corresponding path program 2 times [2025-01-10 07:11:59,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173106686] [2025-01-10 07:11:59,720 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:59,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,726 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 2 equivalence classes. [2025-01-10 07:11:59,731 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:11:59,731 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:11:59,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:59,792 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:59,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:11:59,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173106686] [2025-01-10 07:11:59,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173106686] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:11:59,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159848448] [2025-01-10 07:11:59,793 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:11:59,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:11:59,793 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:11:59,794 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:11:59,796 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2025-01-10 07:11:59,822 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 7 statements into 2 equivalence classes. [2025-01-10 07:11:59,832 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:11:59,832 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:11:59,832 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:11:59,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:11:59,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:11:59,845 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:59,845 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:11:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:11:59,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159848448] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:11:59,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:11:59,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 7 [2025-01-10 07:11:59,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342255519] [2025-01-10 07:11:59,872 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:11:59,872 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:11:59,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,872 INFO L85 PathProgramCache]: Analyzing trace with hash 41869, now seen corresponding path program 3 times [2025-01-10 07:11:59,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777838430] [2025-01-10 07:11:59,873 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:11:59,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,875 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:59,880 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,881 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:11:59,881 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,881 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:59,882 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:59,888 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,891 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,891 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,892 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:59,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:11:59,943 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-10 07:11:59,943 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2025-01-10 07:11:59,943 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) [2025-01-10 07:11:59,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:11:59,954 INFO L93 Difference]: Finished difference Result 20 states and 27 transitions. [2025-01-10 07:11:59,954 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 27 transitions. [2025-01-10 07:11:59,954 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:59,955 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 20 states and 27 transitions. [2025-01-10 07:11:59,955 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2025-01-10 07:11:59,955 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2025-01-10 07:11:59,955 INFO L73 IsDeterministic]: Start isDeterministic. Operand 20 states and 27 transitions. [2025-01-10 07:11:59,955 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:11:59,955 INFO L218 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-01-10 07:11:59,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states and 27 transitions. [2025-01-10 07:11:59,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 20. [2025-01-10 07:11:59,956 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) [2025-01-10 07:11:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 27 transitions. [2025-01-10 07:11:59,956 INFO L240 hiAutomatonCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-01-10 07:11:59,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-10 07:11:59,957 INFO L432 stractBuchiCegarLoop]: Abstraction has 20 states and 27 transitions. [2025-01-10 07:11:59,957 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-01-10 07:11:59,957 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 20 states and 27 transitions. [2025-01-10 07:11:59,957 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 10 [2025-01-10 07:11:59,958 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:11:59,958 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:11:59,958 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 1, 1, 1] [2025-01-10 07:11:59,958 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:11:59,958 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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:11:59,958 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:11:59,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,958 INFO L85 PathProgramCache]: Analyzing trace with hash 145053637, now seen corresponding path program 3 times [2025-01-10 07:11:59,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574780664] [2025-01-10 07:11:59,958 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:11:59,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,963 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 8 statements into 4 equivalence classes. [2025-01-10 07:11:59,969 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:11:59,969 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2025-01-10 07:11:59,969 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,969 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:59,971 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:11:59,977 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:11:59,978 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,978 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,981 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:59,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,983 INFO L85 PathProgramCache]: Analyzing trace with hash 41869, now seen corresponding path program 4 times [2025-01-10 07:11:59,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513341051] [2025-01-10 07:11:59,983 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-10 07:11:59,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,985 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 3 statements into 2 equivalence classes. [2025-01-10 07:11:59,987 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,988 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-10 07:11:59,988 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,988 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:11:59,988 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:11:59,991 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:11:59,991 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:11:59,991 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:11:59,992 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:11:59,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:11:59,992 INFO L85 PathProgramCache]: Analyzing trace with hash 555812169, now seen corresponding path program 1 times [2025-01-10 07:11:59,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:11:59,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776416576] [2025-01-10 07:11:59,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:11:59,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:11:59,997 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:12:00,010 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:12:00,010 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:00,010 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:00,010 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:00,014 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:12:00,026 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:12:00,027 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:00,027 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:00,029 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:00,632 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:12:00,633 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:12:00,633 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:12:00,633 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:12:00,633 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:12:00,633 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:00,633 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:12:00,633 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:12:00,633 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep05-1.i_Iteration5_Lasso [2025-01-10 07:12:00,633 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:12:00,633 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:12:00,635 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,638 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,642 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,647 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,649 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,650 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,662 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,664 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,665 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,667 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,668 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,828 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,830 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,831 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,832 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:00,834 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:01,055 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:12:01,055 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:12:01,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,058 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,060 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-01-10 07:12:01,060 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,070 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,070 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,070 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,070 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,077 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,078 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-01-10 07:12:01,080 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,090 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,091 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,092 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,097 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 [2025-01-10 07:12:01,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,099 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-01-10 07:12:01,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,110 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,111 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,111 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,111 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,111 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,111 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,111 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,112 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2025-01-10 07:12:01,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,117 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,119 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-01-10 07:12:01,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,130 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,130 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,130 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,130 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,130 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,130 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,131 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,136 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 [2025-01-10 07:12:01,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,138 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-01-10 07:12:01,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,150 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,150 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,150 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,150 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,150 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,150 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,150 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,151 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,156 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2025-01-10 07:12:01,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,158 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-01-10 07:12:01,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,169 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,170 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,175 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2025-01-10 07:12:01,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,178 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-01-10 07:12:01,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,190 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,190 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,190 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,191 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,196 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2025-01-10 07:12:01,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,198 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-01-10 07:12:01,199 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:01,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:01,215 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,220 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-01-10 07:12:01,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,223 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-01-10 07:12:01,225 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,235 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,235 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,235 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,235 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,236 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,236 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,237 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,243 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 [2025-01-10 07:12:01,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,245 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-01-10 07:12:01,248 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,259 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,265 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,267 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-01-10 07:12:01,270 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,280 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,280 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,280 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,280 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,280 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,281 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,287 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,289 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,291 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-01-10 07:12:01,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:01,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:01,305 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,311 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,312 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,313 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-01-10 07:12:01,316 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,326 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,326 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,326 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,326 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,327 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:01,327 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:01,330 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,335 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2025-01-10 07:12:01,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,337 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-01-10 07:12:01,340 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,349 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,350 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:01,350 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:01,353 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,358 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 [2025-01-10 07:12:01,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,360 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,361 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-01-10 07:12:01,362 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,372 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,372 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,372 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,379 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-01-10 07:12:01,381 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,390 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,390 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,391 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,398 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-01-10 07:12:01,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,409 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,409 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,410 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,410 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,411 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,416 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,417 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,418 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-01-10 07:12:01,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,428 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,430 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,437 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,438 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-01-10 07:12:01,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,447 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:01,448 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,448 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,448 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:01,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:01,449 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,454 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2025-01-10 07:12:01,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,456 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-01-10 07:12:01,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,466 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,467 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,467 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,467 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,467 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:01,467 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:01,469 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,474 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 [2025-01-10 07:12:01,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,474 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,476 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-01-10 07:12:01,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,488 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,488 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,489 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:01,489 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:01,491 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,497 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 [2025-01-10 07:12:01,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,499 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,500 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-01-10 07:12:01,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,513 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:01,513 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:01,515 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:01,521 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2025-01-10 07:12:01,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,523 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-01-10 07:12:01,526 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:01,536 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:01,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:01,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:01,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:01,545 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:01,545 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:01,551 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:12:01,572 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2025-01-10 07:12:01,572 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2025-01-10 07:12:01,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:01,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,575 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-01-10 07:12:01,577 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:12:01,588 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:12:01,588 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:12:01,588 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_sep_~i~0#1) = -2*ULTIMATE.start_sep_~i~0#1 + 9 Supporting invariants [] [2025-01-10 07:12:01,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:01,612 INFO L156 tatePredicateManager]: 8 out of 8 supporting invariants were superfluous and have been removed [2025-01-10 07:12:01,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:01,629 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:12:01,641 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:12:01,641 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:01,641 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:01,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:12:01,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:01,655 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:12:01,657 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:01,657 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:01,657 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:01,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:12:01,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:01,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:12:01,672 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-01-10 07:12:01,672 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) [2025-01-10 07:12:01,687 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. [2025-01-10 07:12:01,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-01-10 07:12:01,688 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) [2025-01-10 07:12:01,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 8 transitions. [2025-01-10 07:12:01,688 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 8 letters. Loop has 3 letters. [2025-01-10 07:12:01,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:01,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 11 letters. Loop has 3 letters. [2025-01-10 07:12:01,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:01,689 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 8 transitions. Stem has 8 letters. Loop has 6 letters. [2025-01-10 07:12:01,689 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:01,689 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 23 states and 33 transitions. [2025-01-10 07:12:01,690 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:12:01,690 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 23 states to 21 states and 29 transitions. [2025-01-10 07:12:01,690 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 12 [2025-01-10 07:12:01,690 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-01-10 07:12:01,690 INFO L73 IsDeterministic]: Start isDeterministic. Operand 21 states and 29 transitions. [2025-01-10 07:12:01,690 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:01,690 INFO L218 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-01-10 07:12:01,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states and 29 transitions. [2025-01-10 07:12:01,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2025-01-10 07:12:01,691 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) [2025-01-10 07:12:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 29 transitions. [2025-01-10 07:12:01,691 INFO L240 hiAutomatonCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-01-10 07:12:01,691 INFO L432 stractBuchiCegarLoop]: Abstraction has 21 states and 29 transitions. [2025-01-10 07:12:01,691 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-01-10 07:12:01,691 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 21 states and 29 transitions. [2025-01-10 07:12:01,691 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:12:01,691 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:01,691 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:01,692 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 1, 1, 1, 1, 1] [2025-01-10 07:12:01,692 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:12:01,692 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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume !(sep_~i~0#1 < 5);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" [2025-01-10 07:12:01,692 INFO L754 eck$LassoCheckResult]: Loop: "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" [2025-01-10 07:12:01,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:01,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1957592359, now seen corresponding path program 1 times [2025-01-10 07:12:01,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:01,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513215016] [2025-01-10 07:12:01,693 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:01,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:01,698 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-01-10 07:12:01,708 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-01-10 07:12:01,708 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:01,711 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:01,749 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-01-10 07:12:01,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:12:01,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513215016] [2025-01-10 07:12:01,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513215016] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:12:01,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:12:01,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-10 07:12:01,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399546508] [2025-01-10 07:12:01,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:12:01,749 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:12:01,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:01,750 INFO L85 PathProgramCache]: Analyzing trace with hash 56764, now seen corresponding path program 1 times [2025-01-10 07:12:01,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:01,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296955324] [2025-01-10 07:12:01,750 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:01,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:01,753 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:12:01,755 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:01,755 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:01,755 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:01,755 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:01,756 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:12:01,757 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:01,757 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:01,757 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:01,758 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:01,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:12:01,796 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-10 07:12:01,796 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-10 07:12:01,796 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) [2025-01-10 07:12:01,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:12:01,818 INFO L93 Difference]: Finished difference Result 29 states and 39 transitions. [2025-01-10 07:12:01,818 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 39 transitions. [2025-01-10 07:12:01,819 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:12:01,819 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 29 states and 39 transitions. [2025-01-10 07:12:01,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 19 [2025-01-10 07:12:01,819 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 19 [2025-01-10 07:12:01,819 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 39 transitions. [2025-01-10 07:12:01,819 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:01,819 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 39 transitions. [2025-01-10 07:12:01,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 39 transitions. [2025-01-10 07:12:01,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 22. [2025-01-10 07:12:01,820 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) [2025-01-10 07:12:01,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 29 transitions. [2025-01-10 07:12:01,820 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 29 transitions. [2025-01-10 07:12:01,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-10 07:12:01,826 INFO L432 stractBuchiCegarLoop]: Abstraction has 22 states and 29 transitions. [2025-01-10 07:12:01,826 INFO L338 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2025-01-10 07:12:01,826 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 29 transitions. [2025-01-10 07:12:01,827 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:12:01,827 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:01,827 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:01,827 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:12:01,827 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:12:01,827 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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < 5);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" [2025-01-10 07:12:01,827 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" [2025-01-10 07:12:01,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:01,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1099574478, now seen corresponding path program 1 times [2025-01-10 07:12:01,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:01,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657415871] [2025-01-10 07:12:01,828 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:01,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:01,847 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-10 07:12:01,850 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2025-01-10 07:12:01,854 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:12:01,856 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:01,859 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-01-10 07:12:01,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:12:01,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657415871] [2025-01-10 07:12:01,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657415871] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:12:01,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127953417] [2025-01-10 07:12:01,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:01,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:12:01,893 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:01,895 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:12:01,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2025-01-10 07:12:01,932 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-10 07:12:01,948 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-10 07:12:01,949 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:01,949 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:01,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-10 07:12:01,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:01,959 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-01-10 07:12:01,960 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:12:01,973 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2025-01-10 07:12:01,974 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127953417] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:12:01,974 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:12:01,974 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-01-10 07:12:01,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053775931] [2025-01-10 07:12:01,974 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:12:01,974 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:12:01,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:01,976 INFO L85 PathProgramCache]: Analyzing trace with hash 61624, now seen corresponding path program 2 times [2025-01-10 07:12:01,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:01,976 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933601370] [2025-01-10 07:12:01,976 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:12:01,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:01,979 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:12:01,981 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:01,981 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:12:01,981 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:01,981 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:01,982 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:12:01,983 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:01,983 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:01,983 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:01,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:02,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:12:02,029 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-10 07:12:02,030 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-01-10 07:12:02,030 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) [2025-01-10 07:12:02,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:12:02,084 INFO L93 Difference]: Finished difference Result 50 states and 66 transitions. [2025-01-10 07:12:02,084 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 50 states and 66 transitions. [2025-01-10 07:12:02,085 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:12:02,085 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 50 states to 50 states and 66 transitions. [2025-01-10 07:12:02,085 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2025-01-10 07:12:02,085 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2025-01-10 07:12:02,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 50 states and 66 transitions. [2025-01-10 07:12:02,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:02,085 INFO L218 hiAutomatonCegarLoop]: Abstraction has 50 states and 66 transitions. [2025-01-10 07:12:02,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states and 66 transitions. [2025-01-10 07:12:02,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 40. [2025-01-10 07:12:02,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 1.325) internal successors, (53), 39 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:02,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 53 transitions. [2025-01-10 07:12:02,087 INFO L240 hiAutomatonCegarLoop]: Abstraction has 40 states and 53 transitions. [2025-01-10 07:12:02,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-10 07:12:02,089 INFO L432 stractBuchiCegarLoop]: Abstraction has 40 states and 53 transitions. [2025-01-10 07:12:02,089 INFO L338 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2025-01-10 07:12:02,089 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 53 transitions. [2025-01-10 07:12:02,089 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:12:02,090 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:02,090 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:02,090 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1] [2025-01-10 07:12:02,091 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:12:02,091 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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < 5);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" [2025-01-10 07:12:02,092 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" [2025-01-10 07:12:02,092 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:02,092 INFO L85 PathProgramCache]: Analyzing trace with hash -285290653, now seen corresponding path program 1 times [2025-01-10 07:12:02,092 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:02,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891549858] [2025-01-10 07:12:02,092 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:02,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:02,104 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-01-10 07:12:02,115 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-01-10 07:12:02,116 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:02,116 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:02,222 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-01-10 07:12:02,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:12:02,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891549858] [2025-01-10 07:12:02,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891549858] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:12:02,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1279741697] [2025-01-10 07:12:02,223 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:02,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:12:02,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:02,225 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:12:02,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2025-01-10 07:12:02,270 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 32 statements into 1 equivalence classes. [2025-01-10 07:12:02,301 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 32 of 32 statements. [2025-01-10 07:12:02,302 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:02,302 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:02,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:12:02,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:02,328 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-01-10 07:12:02,328 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:12:02,367 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2025-01-10 07:12:02,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1279741697] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:12:02,368 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:12:02,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 8 [2025-01-10 07:12:02,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803816313] [2025-01-10 07:12:02,368 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:12:02,368 INFO L757 eck$LassoCheckResult]: stem already infeasible [2025-01-10 07:12:02,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:02,369 INFO L85 PathProgramCache]: Analyzing trace with hash 61624, now seen corresponding path program 3 times [2025-01-10 07:12:02,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:02,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676284932] [2025-01-10 07:12:02,369 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:12:02,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:02,371 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:12:02,373 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:02,373 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:12:02,373 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:02,373 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:02,373 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:12:02,374 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:02,374 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:02,375 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:02,375 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:02,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:12:02,416 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-10 07:12:02,416 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2025-01-10 07:12:02,416 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) [2025-01-10 07:12:02,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:12:02,468 INFO L93 Difference]: Finished difference Result 59 states and 78 transitions. [2025-01-10 07:12:02,468 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 78 transitions. [2025-01-10 07:12:02,469 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:12:02,469 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 59 states and 78 transitions. [2025-01-10 07:12:02,469 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39 [2025-01-10 07:12:02,469 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2025-01-10 07:12:02,469 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 78 transitions. [2025-01-10 07:12:02,470 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:02,470 INFO L218 hiAutomatonCegarLoop]: Abstraction has 59 states and 78 transitions. [2025-01-10 07:12:02,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 78 transitions. [2025-01-10 07:12:02,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 46. [2025-01-10 07:12:02,471 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) [2025-01-10 07:12:02,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 61 transitions. [2025-01-10 07:12:02,472 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 61 transitions. [2025-01-10 07:12:02,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-10 07:12:02,472 INFO L432 stractBuchiCegarLoop]: Abstraction has 46 states and 61 transitions. [2025-01-10 07:12:02,472 INFO L338 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2025-01-10 07:12:02,472 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 61 transitions. [2025-01-10 07:12:02,473 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7 [2025-01-10 07:12:02,473 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:02,473 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:02,474 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 4, 4, 1, 1, 1, 1, 1] [2025-01-10 07:12:02,475 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:12:02,475 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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < 5);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" [2025-01-10 07:12:02,475 INFO L754 eck$LassoCheckResult]: Loop: "assume !(0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2));havoc sep_#t~mem1#1;sep_#t~post3#1 := sep_~ret~0#1;sep_~ret~0#1 := sep_#t~post3#1 - 1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" [2025-01-10 07:12:02,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:02,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1269793394, now seen corresponding path program 2 times [2025-01-10 07:12:02,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:02,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204413964] [2025-01-10 07:12:02,475 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:12:02,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:02,488 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 38 statements into 2 equivalence classes. [2025-01-10 07:12:02,549 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 38 of 38 statements. [2025-01-10 07:12:02,551 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:12:02,551 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:02,551 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:02,556 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 38 statements into 1 equivalence classes. [2025-01-10 07:12:02,592 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 38 of 38 statements. [2025-01-10 07:12:02,593 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:02,593 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:02,601 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:02,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:02,601 INFO L85 PathProgramCache]: Analyzing trace with hash 61624, now seen corresponding path program 4 times [2025-01-10 07:12:02,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:02,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962033652] [2025-01-10 07:12:02,601 INFO L95 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2025-01-10 07:12:02,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:02,606 INFO L108 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST partitioned 3 statements into 2 equivalence classes. [2025-01-10 07:12:02,608 INFO L111 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:02,608 INFO L114 AnnotateAndAsserter]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 2 check-sat command(s) [2025-01-10 07:12:02,608 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:02,608 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:02,608 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:12:02,609 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:12:02,609 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:02,609 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:02,610 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:02,610 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:02,610 INFO L85 PathProgramCache]: Analyzing trace with hash 1656974347, now seen corresponding path program 1 times [2025-01-10 07:12:02,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:02,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241551862] [2025-01-10 07:12:02,611 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:02,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:02,621 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-01-10 07:12:02,635 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-01-10 07:12:02,635 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:02,635 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:02,764 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2025-01-10 07:12:02,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:12:02,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241551862] [2025-01-10 07:12:02,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241551862] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:12:02,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607866487] [2025-01-10 07:12:02,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:02,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:12:02,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:02,766 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-10 07:12:02,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2025-01-10 07:12:02,815 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 41 statements into 1 equivalence classes. [2025-01-10 07:12:02,845 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 41 of 41 statements. [2025-01-10 07:12:02,845 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:02,846 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:02,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 7 conjuncts are in the unsatisfiable core [2025-01-10 07:12:02,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:02,876 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2025-01-10 07:12:02,876 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-10 07:12:02,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607866487] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:12:02,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-10 07:12:02,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 8 [2025-01-10 07:12:02,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531161893] [2025-01-10 07:12:02,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:12:02,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:12:02,922 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-10 07:12:02,922 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2025-01-10 07:12:02,922 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) [2025-01-10 07:12:02,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:12:02,992 INFO L93 Difference]: Finished difference Result 59 states and 75 transitions. [2025-01-10 07:12:02,992 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 75 transitions. [2025-01-10 07:12:02,992 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:12:02,993 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 43 states and 54 transitions. [2025-01-10 07:12:02,993 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 23 [2025-01-10 07:12:02,993 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38 [2025-01-10 07:12:02,993 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 54 transitions. [2025-01-10 07:12:02,993 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:02,993 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 54 transitions. [2025-01-10 07:12:02,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 54 transitions. [2025-01-10 07:12:02,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2025-01-10 07:12:02,995 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) [2025-01-10 07:12:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 54 transitions. [2025-01-10 07:12:02,995 INFO L240 hiAutomatonCegarLoop]: Abstraction has 43 states and 54 transitions. [2025-01-10 07:12:02,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2025-01-10 07:12:02,996 INFO L432 stractBuchiCegarLoop]: Abstraction has 43 states and 54 transitions. [2025-01-10 07:12:02,996 INFO L338 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2025-01-10 07:12:02,996 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 43 states and 54 transitions. [2025-01-10 07:12:02,996 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2025-01-10 07:12:02,996 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:02,996 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:02,997 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:12:02,997 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:12:02,997 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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < 5);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret7#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret~1#1 := main_#t~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_sep } true;sep_#in~x#1.base, sep_#in~x#1.offset := main_~#x~0#1.base, main_~#x~0#1.offset;havoc sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;sep_~x#1.base, sep_~x#1.offset := sep_#in~x#1.base, sep_#in~x#1.offset;sep_~ret~0#1 := 0;sep_~i~0#1 := 0;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume sep_~i~0#1 < 5;call sep_#t~mem1#1 := read~int#1(sep_~x#1.base, sep_~x#1.offset + 4 * sep_~i~0#1, 4);" "assume 0 == (if sep_#t~mem1#1 < 0 && 0 != sep_#t~mem1#1 % 2 then sep_#t~mem1#1 % 2 - 2 else sep_#t~mem1#1 % 2);havoc sep_#t~mem1#1;sep_#t~post2#1 := sep_~ret~0#1;sep_~ret~0#1 := 1 + sep_#t~post2#1;" "sep_#t~post4#1 := sep_~i~0#1;sep_~i~0#1 := 1 + sep_#t~post4#1;havoc sep_#t~post4#1;" "assume !(sep_~i~0#1 < 5);havoc sep_~i~0#1;sep_#res#1 := (if sep_~ret~0#1 % 4294967296 <= 2147483647 then sep_~ret~0#1 % 4294967296 else sep_~ret~0#1 % 4294967296 - 4294967296);" "main_#t~ret10#1 := sep_#res#1;havoc sep_#t~mem1#1, sep_#t~post2#1, sep_#t~post3#1, sep_#t~post4#1, sep_~i~0#1, sep_~x#1.base, sep_~x#1.offset, sep_~ret~0#1;havoc sep_#in~x#1.base, sep_#in~x#1.offset;assume { :end_inline_sep } true;main_~ret2~0#1 := main_#t~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;" [2025-01-10 07:12:02,997 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;" [2025-01-10 07:12:02,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:02,998 INFO L85 PathProgramCache]: Analyzing trace with hash -173462060, now seen corresponding path program 1 times [2025-01-10 07:12:02,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:02,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629380177] [2025-01-10 07:12:02,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:02,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:03,007 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-10 07:12:03,082 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-10 07:12:03,083 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:03,083 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:03,083 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:03,087 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-10 07:12:03,126 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-10 07:12:03,126 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:03,126 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:03,134 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:03,136 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:03,136 INFO L85 PathProgramCache]: Analyzing trace with hash 73, now seen corresponding path program 1 times [2025-01-10 07:12:03,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:03,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054460191] [2025-01-10 07:12:03,137 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:03,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:03,140 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:03,141 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:03,141 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:03,141 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:03,141 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:03,142 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:03,142 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:03,143 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:03,143 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:03,144 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:03,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:03,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1082356522, now seen corresponding path program 1 times [2025-01-10 07:12:03,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:03,145 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828561515] [2025-01-10 07:12:03,145 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:03,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:03,157 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-01-10 07:12:03,220 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-01-10 07:12:03,220 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:03,221 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:03,221 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:03,226 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 43 statements into 1 equivalence classes. [2025-01-10 07:12:03,289 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 43 of 43 statements. [2025-01-10 07:12:03,289 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:03,289 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:03,297 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:07,525 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:12:07,525 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:12:07,525 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:12:07,525 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:12:07,526 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:12:07,526 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:07,526 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:12:07,526 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:12:07,526 INFO L132 ssoRankerPreferences]: Filename of dumped script: sep05-1.i_Iteration10_Lasso [2025-01-10 07:12:07,526 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:12:07,526 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:12:07,527 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,530 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,532 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,535 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,537 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,539 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,542 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,543 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,545 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,546 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,548 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,549 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,552 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,887 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,891 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,892 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,894 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:07,908 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:08,207 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:12:08,208 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:12:08,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,211 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-01-10 07:12:08,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,223 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,224 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,224 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,225 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,230 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:08,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,232 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,233 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-01-10 07:12:08,234 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,244 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,245 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,245 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,246 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:08,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,254 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2025-01-10 07:12:08,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,265 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,266 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,267 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,271 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2025-01-10 07:12:08,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,273 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2025-01-10 07:12:08,275 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,284 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,284 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,284 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,284 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,287 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2025-01-10 07:12:08,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,293 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2025-01-10 07:12:08,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,305 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,305 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,306 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2025-01-10 07:12:08,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,312 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2025-01-10 07:12:08,314 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,325 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,329 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:08,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,331 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2025-01-10 07:12:08,333 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,343 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,343 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,343 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,345 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,350 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2025-01-10 07:12:08,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,351 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2025-01-10 07:12:08,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,362 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,362 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,362 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,363 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,368 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2025-01-10 07:12:08,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,370 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2025-01-10 07:12:08,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,380 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,380 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,381 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,381 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,381 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,382 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,386 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2025-01-10 07:12:08,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,388 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) [2025-01-10 07:12:08,389 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 [2025-01-10 07:12:08,390 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 [2025-01-10 07:12:08,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,399 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,399 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,399 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,400 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,405 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2025-01-10 07:12:08,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,407 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2025-01-10 07:12:08,409 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,418 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,418 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,418 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,418 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,418 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,419 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,424 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2025-01-10 07:12:08,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,424 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,425 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2025-01-10 07:12:08,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,436 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,437 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,438 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,442 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 [2025-01-10 07:12:08,443 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,443 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,445 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2025-01-10 07:12:08,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,456 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,456 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,456 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,457 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,462 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 [2025-01-10 07:12:08,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,463 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,464 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2025-01-10 07:12:08,465 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,475 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2025-01-10 07:12:08,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,483 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2025-01-10 07:12:08,486 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,498 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,502 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:08,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,504 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2025-01-10 07:12:08,506 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:08,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:08,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:08,517 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2025-01-10 07:12:08,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,523 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2025-01-10 07:12:08,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:08,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:08,538 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,544 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2025-01-10 07:12:08,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,545 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2025-01-10 07:12:08,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,556 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,556 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:08,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:08,560 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,564 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 [2025-01-10 07:12:08,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,566 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2025-01-10 07:12:08,568 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,578 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,578 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,578 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,578 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,579 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:08,579 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:08,581 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2025-01-10 07:12:08,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,589 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,590 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2025-01-10 07:12:08,591 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 [2025-01-10 07:12:08,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,602 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:08,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:08,604 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:08,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,612 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2025-01-10 07:12:08,614 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,623 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,623 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,623 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,623 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:08,623 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:08,625 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:08,630 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 [2025-01-10 07:12:08,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,632 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,632 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2025-01-10 07:12:08,633 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:08,642 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:08,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:08,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:08,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:08,645 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:08,645 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:08,649 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:12:08,658 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2025-01-10 07:12:08,658 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-01-10 07:12:08,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:08,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:08,660 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:08,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2025-01-10 07:12:08,661 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:12:08,670 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:12:08,671 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:12:08,671 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~2#1) = -2*ULTIMATE.start_main_~i~2#1 + 7 Supporting invariants [] [2025-01-10 07:12:08,676 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 [2025-01-10 07:12:08,682 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2025-01-10 07:12:08,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:08,705 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 42 statements into 1 equivalence classes. [2025-01-10 07:12:08,730 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 42 of 42 statements. [2025-01-10 07:12:08,731 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:08,731 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:08,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:12:08,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:08,766 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:08,768 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:08,768 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:08,768 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:08,769 INFO L256 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:12:08,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:12:08,769 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:12:08,770 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) [2025-01-10 07:12:08,775 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. [2025-01-10 07:12:08,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:12:08,775 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) [2025-01-10 07:12:08,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 17 transitions. [2025-01-10 07:12:08,776 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 42 letters. Loop has 1 letters. [2025-01-10 07:12:08,776 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:08,776 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 43 letters. Loop has 1 letters. [2025-01-10 07:12:08,776 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:08,776 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 17 transitions. Stem has 42 letters. Loop has 2 letters. [2025-01-10 07:12:08,776 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:08,776 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 44 states and 55 transitions. [2025-01-10 07:12:08,776 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:12:08,777 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 44 states to 0 states and 0 transitions. [2025-01-10 07:12:08,777 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:12:08,777 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:12:08,777 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:12:08,777 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:08,777 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:12:08,777 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:12:08,777 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:12:08,777 INFO L338 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2025-01-10 07:12:08,777 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:12:08,777 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:12:08,777 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:12:08,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:12:08 BoogieIcfgContainer [2025-01-10 07:12:08,782 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:12:08,783 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:12:08,783 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:12:08,783 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:12:08,784 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:11:57" (3/4) ... [2025-01-10 07:12:08,786 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:12:08,786 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:12:08,787 INFO L158 Benchmark]: Toolchain (without parser) took 11415.17ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 105.3MB in the beginning and 149.1MB in the end (delta: -43.8MB). Peak memory consumption was 167.0MB. Max. memory is 16.1GB. [2025-01-10 07:12:08,787 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:12:08,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 158.51ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:12:08,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.11ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 91.8MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:12:08,787 INFO L158 Benchmark]: Boogie Preprocessor took 45.02ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 90.9MB in the end (delta: 953.6kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:12:08,787 INFO L158 Benchmark]: RCFGBuilder took 300.56ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 75.1MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:12:08,788 INFO L158 Benchmark]: BuchiAutomizer took 10876.19ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 75.1MB in the beginning and 149.2MB in the end (delta: -74.2MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. [2025-01-10 07:12:08,788 INFO L158 Benchmark]: Witness Printer took 3.44ms. Allocated memory is still 352.3MB. Free memory was 149.2MB in the beginning and 149.1MB in the end (delta: 110.8kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:12:08,789 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 158.51ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 93.7MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.11ms. Allocated memory is still 142.6MB. Free memory was 93.7MB in the beginning and 91.8MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.02ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 90.9MB in the end (delta: 953.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 300.56ms. Allocated memory is still 142.6MB. Free memory was 90.9MB in the beginning and 75.1MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 10876.19ms. Allocated memory was 142.6MB in the beginning and 352.3MB in the end (delta: 209.7MB). Free memory was 75.1MB in the beginning and 149.2MB in the end (delta: -74.2MB). Peak memory consumption was 133.4MB. Max. memory is 16.1GB. * Witness Printer took 3.44ms. Allocated memory is still 352.3MB. Free memory was 149.2MB in the beginning and 149.1MB in the end (delta: 110.8kB). 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] * 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 (((long long) -2 * i) + 7) 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 10.8s and 11 iterations. TraceHistogramMax:5. Analysis of lassos took 10.2s. Construction of modules took 0.1s. Büchi inclusion checks took 0.3s. 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, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 177 mSDsluCounter, 410 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 237 mSDsCounter, 70 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 218 IncrementalHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70 mSolverCounterUnsat, 173 mSDtfsCounter, 218 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU6 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital260 mio100 ax100 hnf100 lsp90 ukn53 mio100 lsp35 div121 bol100 ite100 ukn100 eq153 hnf94 smp84 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 20ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-01-10 07:12:08,798 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2025-01-10 07:12:08,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:09,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:09,399 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Ended with exit code 0 [2025-01-10 07:12:09,599 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:09,800 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2025-01-10 07:12:10,001 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