./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-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 64bit --witnessprinter.graph.data.programhash dab3cfcd7f834fcfbdfecec143b1f55491432e66d7189ec50c725339851d6e17 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:07:42,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:07:42,361 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2025-01-10 07:07:42,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:07:42,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:07:42,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:07:42,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:07:42,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:07:42,423 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:07:42,424 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:07:42,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:07:42,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:07:42,424 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:07:42,425 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:07:42,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:07:42,430 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:07:42,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:07:42,431 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:07:42,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:07:42,431 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:07:42,431 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:07:42,431 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dab3cfcd7f834fcfbdfecec143b1f55491432e66d7189ec50c725339851d6e17 [2025-01-10 07:07:42,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:07:42,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:07:42,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:07:42,678 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:07:42,678 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:07:42,678 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i [2025-01-10 07:07:44,052 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2471fab36/96bb9e7bdd444d6ea9715660be6ca355/FLAGfa07ddb14 [2025-01-10 07:07:44,327 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:07:44,327 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrpbrk-alloca-1.i [2025-01-10 07:07:44,335 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2471fab36/96bb9e7bdd444d6ea9715660be6ca355/FLAGfa07ddb14 [2025-01-10 07:07:44,344 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/2471fab36/96bb9e7bdd444d6ea9715660be6ca355 [2025-01-10 07:07:44,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:07:44,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:07:44,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:07:44,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:07:44,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:07:44,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137c8116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44, skipping insertion in model container [2025-01-10 07:07:44,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,383 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:07:44,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:07:44,583 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:07:44,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:07:44,659 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:07:44,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44 WrapperNode [2025-01-10 07:07:44,660 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:07:44,661 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:07:44,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:07:44,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:07:44,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,670 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,680 INFO L138 Inliner]: procedures = 111, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2025-01-10 07:07:44,681 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:07:44,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:07:44,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:07:44,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:07:44,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,689 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,699 INFO L175 MemorySlicer]: Split 4 memory accesses to 2 slices as follows [2, 2]. 50 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 2 writes are split as follows [1, 1]. [2025-01-10 07:07:44,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,702 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,702 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,704 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,705 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:07:44,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:07:44,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:07:44,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:07:44,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (1/1) ... [2025-01-10 07:07:44,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:44,720 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:44,731 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 07:07:44,738 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 07:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:07:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:07:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:07:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:07:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:07:44,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:07:44,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:07:44,830 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:07:44,832 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:07:44,926 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2025-01-10 07:07:44,926 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:07:44,931 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:07:44,931 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-01-10 07:07:44,931 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:07:44 BoogieIcfgContainer [2025-01-10 07:07:44,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:07:44,932 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:07:44,932 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:07:44,936 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:07:44,936 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:07:44,936 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:07:44" (1/3) ... [2025-01-10 07:07:44,937 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e10280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:07:44, skipping insertion in model container [2025-01-10 07:07:44,937 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:07:44,937 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:07:44" (2/3) ... [2025-01-10 07:07:44,937 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1e10280 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:07:44, skipping insertion in model container [2025-01-10 07:07:44,937 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:07:44,937 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:07:44" (3/3) ... [2025-01-10 07:07:44,938 INFO L363 chiAutomizerObserver]: Analyzing ICFG openbsd_cstrpbrk-alloca-1.i [2025-01-10 07:07:44,967 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:07:44,967 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:07:44,968 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:07:44,968 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:07:44,968 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:07:44,969 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:07:44,969 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:07:44,969 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:07:44,972 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:44,984 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-01-10 07:07:44,984 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:07:44,984 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:07:44,987 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-01-10 07:07:44,987 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:07:44,987 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:07:44,987 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:44,989 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-01-10 07:07:44,990 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:07:44,990 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:07:44,990 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-01-10 07:07:44,990 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:07:44,995 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" [2025-01-10 07:07:44,995 INFO L754 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume 0 != cstrpbrk_~c~0#1;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;" "cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "assume !true;" [2025-01-10 07:07:44,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:44,998 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2025-01-10 07:07:45,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:45,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667295961] [2025-01-10 07:07:45,005 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:45,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:45,072 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:07:45,090 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:07:45,090 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:45,090 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:45,091 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:45,094 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:07:45,102 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:07:45,102 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:45,103 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:45,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:45,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:45,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1511541, now seen corresponding path program 1 times [2025-01-10 07:07:45,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:45,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863193028] [2025-01-10 07:07:45,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:45,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:45,122 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:07:45,126 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:07:45,127 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:45,127 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:45,155 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 07:07:45,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:07:45,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863193028] [2025-01-10 07:07:45,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863193028] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:07:45,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:07:45,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2025-01-10 07:07:45,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237998813] [2025-01-10 07:07:45,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:07:45,160 INFO L769 eck$LassoCheckResult]: loop already infeasible [2025-01-10 07:07:45,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:07:45,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-10 07:07:45,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-10 07:07:45,180 INFO L87 Difference]: Start difference. First operand has 16 states, 15 states have (on average 1.4666666666666666) internal successors, (22), 15 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 4.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:45,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:07:45,184 INFO L93 Difference]: Finished difference Result 16 states and 20 transitions. [2025-01-10 07:07:45,185 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 20 transitions. [2025-01-10 07:07:45,187 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-01-10 07:07:45,191 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 11 states and 14 transitions. [2025-01-10 07:07:45,192 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-01-10 07:07:45,192 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-01-10 07:07:45,193 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 14 transitions. [2025-01-10 07:07:45,193 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:07:45,193 INFO L218 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2025-01-10 07:07:45,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states and 14 transitions. [2025-01-10 07:07:45,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2025-01-10 07:07:45,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:45,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2025-01-10 07:07:45,209 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2025-01-10 07:07:45,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-10 07:07:45,213 INFO L432 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2025-01-10 07:07:45,213 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:07:45,213 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2025-01-10 07:07:45,214 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2025-01-10 07:07:45,214 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:07:45,214 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:07:45,215 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-01-10 07:07:45,215 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2025-01-10 07:07:45,215 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" [2025-01-10 07:07:45,215 INFO L754 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume 0 != cstrpbrk_~c~0#1;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;" "cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" [2025-01-10 07:07:45,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:45,216 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times [2025-01-10 07:07:45,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:45,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911062145] [2025-01-10 07:07:45,216 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:07:45,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:45,233 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:07:45,246 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:07:45,246 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:07:45,246 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:45,247 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:45,249 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:07:45,256 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:07:45,256 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:45,256 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:45,259 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:45,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:45,259 INFO L85 PathProgramCache]: Analyzing trace with hash 46857403, now seen corresponding path program 1 times [2025-01-10 07:07:45,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:45,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631532765] [2025-01-10 07:07:45,259 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:45,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:45,264 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:07:45,268 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:07:45,268 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:45,268 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:45,268 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:45,269 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:07:45,273 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:07:45,273 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:45,273 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:45,274 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:45,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:45,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1593156246, now seen corresponding path program 1 times [2025-01-10 07:07:45,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:45,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564336615] [2025-01-10 07:07:45,275 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:45,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:45,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-01-10 07:07:45,305 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-01-10 07:07:45,305 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:45,305 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:45,305 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:45,309 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 10 statements into 1 equivalence classes. [2025-01-10 07:07:45,323 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 10 of 10 statements. [2025-01-10 07:07:45,324 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:45,324 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:45,327 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:46,030 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:07:46,031 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:07:46,031 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:07:46,031 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:07:46,031 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:07:46,031 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,031 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:07:46,031 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:07:46,032 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-1.i_Iteration2_Lasso [2025-01-10 07:07:46,032 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:07:46,032 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:07:46,041 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,048 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,050 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,053 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,055 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,057 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,063 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,065 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,066 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,315 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,317 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,319 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,321 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,322 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,324 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,326 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,327 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,329 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:46,567 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:07:46,569 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:07:46,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,572 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 07:07:46,574 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 07:07:46,575 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 07:07:46,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,590 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,592 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,599 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 07:07:46,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,604 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 07:07:46,610 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 07:07:46,610 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:07:46,621 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,621 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,623 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,630 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 07:07:46,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,632 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 07:07:46,633 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 07:07:46,635 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:07:46,645 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,645 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,645 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,645 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,645 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,646 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,646 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,649 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,658 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 07:07:46,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,660 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 07:07:46,662 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 07:07:46,663 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 07:07:46,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,673 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,674 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,674 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,677 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,683 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:46,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,686 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 07:07:46,687 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 07:07:46,688 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 07:07:46,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,701 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,708 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:46,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,711 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 07:07:46,716 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 07:07:46,716 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 07:07:46,743 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,743 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,743 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,743 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,744 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,746 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,746 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,747 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,757 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2025-01-10 07:07:46,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,760 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 07:07:46,761 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 07:07:46,762 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 07:07:46,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,773 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,773 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,774 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,775 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,781 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 07:07:46,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,786 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 07:07:46,788 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 07:07:46,789 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 07:07:46,800 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,800 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,801 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,801 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,802 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,808 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 07:07:46,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,811 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 07:07:46,812 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 07:07:46,814 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 07:07:46,824 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,825 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,828 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:46,828 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:46,831 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,841 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 07:07:46,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,841 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,843 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 07:07:46,845 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 07:07:46,846 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 07:07:46,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,857 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,858 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,864 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 07:07:46,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,866 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 07:07:46,868 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 07:07:46,869 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:07:46,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,879 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,880 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,882 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,887 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:46,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,893 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 07:07:46,900 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 07:07:46,900 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:07:46,911 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,911 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,911 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,911 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,911 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,912 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,912 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,913 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,918 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 07:07:46,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,920 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 07:07:46,922 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 07:07:46,923 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 07:07:46,937 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,937 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,939 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,941 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,957 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 07:07:46,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,964 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 07:07:46,966 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 07:07:46,967 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 07:07:46,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:46,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:46,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:46,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:46,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:46,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:46,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:46,983 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:46,989 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 07:07:46,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:46,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:46,992 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 07:07:46,993 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 07:07:46,994 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 07:07:47,005 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,005 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:47,005 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,005 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,005 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,007 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:47,007 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:47,010 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,022 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:47,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,027 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 07:07:47,029 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 07:07:47,029 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 07:07:47,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,043 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,043 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,043 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:47,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:47,055 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,062 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2025-01-10 07:07:47,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,068 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 07:07:47,069 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 07:07:47,071 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 07:07:47,084 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,084 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,084 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,084 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,093 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:47,093 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:47,105 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,121 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 07:07:47,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,123 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 07:07:47,128 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 07:07:47,129 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 07:07:47,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,140 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:47,140 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,140 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,140 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,141 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:47,141 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:47,145 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,151 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 07:07:47,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,152 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,155 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 07:07:47,156 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 07:07:47,157 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 07:07:47,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,173 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:47,173 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:47,176 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,190 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 07:07:47,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,193 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 07:07:47,198 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 07:07:47,198 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 07:07:47,209 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,209 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,209 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,209 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,211 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:47,211 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:47,213 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,222 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2025-01-10 07:07:47,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,223 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,226 INFO L229 MonitoredProcess]: Starting monitored process 22 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 07:07:47,227 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2025-01-10 07:07:47,231 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 07:07:47,243 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,243 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:47,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,244 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:47,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:47,248 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,254 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2025-01-10 07:07:47,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,257 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:07:47,259 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2025-01-10 07:07:47,260 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 07:07:47,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,271 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,271 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,273 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:47,273 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:47,278 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,284 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2025-01-10 07:07:47,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,286 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 07:07:47,287 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 07:07:47,289 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 07:07:47,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,300 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,303 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:47,303 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:47,306 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:47,316 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2025-01-10 07:07:47,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,318 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 07:07:47,323 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 07:07:47,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:07:47,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:47,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:47,334 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:47,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:47,341 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:47,342 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:47,350 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:07:47,375 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2025-01-10 07:07:47,377 INFO L444 ModelExtractionUtils]: 1 out of 13 variables were initially zero. Simplification set additionally 9 variables to zero. [2025-01-10 07:07:47,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:47,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:47,383 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 07:07:47,383 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 07:07:47,384 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:07:47,395 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:07:47,395 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:07:47,396 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~s1#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1) = -1*ULTIMATE.start_cstrpbrk_~s1#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc8#1.base)_1 Supporting invariants [] [2025-01-10 07:07:47,402 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 07:07:47,426 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2025-01-10 07:07:47,435 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s1!offset [2025-01-10 07:07:47,440 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:07:47,440 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:07:47,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:47,482 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:07:47,498 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:07:47,498 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:47,498 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:47,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjuncts are in the unsatisfiable core [2025-01-10 07:07:47,502 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:47,522 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:07:47,530 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:07:47,530 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:47,530 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:47,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 11 conjuncts are in the unsatisfiable core [2025-01-10 07:07:47,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:47,647 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 07:07:47,649 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 07:07:47,653 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 4 Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 07:07:47,725 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 11 states and 14 transitions. cyclomatic complexity: 4. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 17 states and 21 transitions. Complement of second has 4 states. [2025-01-10 07:07:47,730 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 07:07:47,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 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 07:07:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 15 transitions. [2025-01-10 07:07:47,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 5 letters. Loop has 5 letters. [2025-01-10 07:07:47,737 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:47,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 10 letters. Loop has 5 letters. [2025-01-10 07:07:47,737 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:47,737 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 5 letters. Loop has 10 letters. [2025-01-10 07:07:47,738 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:47,741 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 21 transitions. [2025-01-10 07:07:47,742 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:07:47,742 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 16 states and 20 transitions. [2025-01-10 07:07:47,742 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9 [2025-01-10 07:07:47,742 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10 [2025-01-10 07:07:47,742 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 20 transitions. [2025-01-10 07:07:47,742 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:07:47,742 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2025-01-10 07:07:47,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 20 transitions. [2025-01-10 07:07:47,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2025-01-10 07:07:47,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 16 states have (on average 1.25) internal successors, (20), 15 states have internal predecessors, (20), 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 07:07:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 20 transitions. [2025-01-10 07:07:47,744 INFO L240 hiAutomatonCegarLoop]: Abstraction has 16 states and 20 transitions. [2025-01-10 07:07:47,744 INFO L432 stractBuchiCegarLoop]: Abstraction has 16 states and 20 transitions. [2025-01-10 07:07:47,744 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-01-10 07:07:47,744 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 16 states and 20 transitions. [2025-01-10 07:07:47,744 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:07:47,744 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:07:47,744 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:07:47,744 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:07:47,744 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:07:47,745 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume 0 != cstrpbrk_~c~0#1;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;" "cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2025-01-10 07:07:47,745 INFO L754 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume 0 != cstrpbrk_~sc~0#1;havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2025-01-10 07:07:47,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:47,745 INFO L85 PathProgramCache]: Analyzing trace with hash 180428561, now seen corresponding path program 1 times [2025-01-10 07:07:47,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:47,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690493210] [2025-01-10 07:07:47,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:47,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:47,761 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:07:47,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:47,819 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:07:47,820 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:47,820 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:47,820 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:47,822 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:07:47,839 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:07:47,839 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:47,839 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:47,845 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:47,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:47,845 INFO L85 PathProgramCache]: Analyzing trace with hash 59685, now seen corresponding path program 1 times [2025-01-10 07:07:47,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:47,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021154857] [2025-01-10 07:07:47,845 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:47,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:47,849 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:47,850 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:47,850 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:47,850 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:47,850 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:47,853 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:47,855 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:47,855 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:47,855 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:47,856 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:47,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:47,856 INFO L85 PathProgramCache]: Analyzing trace with hash 2143203349, now seen corresponding path program 1 times [2025-01-10 07:07:47,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:47,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828550630] [2025-01-10 07:07:47,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:47,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:47,870 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:07:47,891 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:07:47,891 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:47,891 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:47,891 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:47,897 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:07:47,910 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:07:47,911 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:47,911 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:47,913 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:48,699 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:07:48,699 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:07:48,699 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:07:48,699 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:07:48,700 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:07:48,700 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:48,700 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:07:48,700 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:07:48,700 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-1.i_Iteration3_Lasso [2025-01-10 07:07:48,700 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:07:48,700 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:07:48,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,704 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,707 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,951 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,956 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,958 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,963 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,965 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,976 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,978 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,981 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,983 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,985 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,991 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,994 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,996 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:48,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:49,313 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:07:49,314 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:07:49,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,319 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 07:07:49,320 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 07:07:49,321 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 07:07:49,344 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,344 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:49,344 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,344 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,344 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,344 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:49,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:49,345 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:49,355 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 07:07:49,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,357 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 07:07:49,358 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 07:07:49,360 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 07:07:49,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:49,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:49,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:49,372 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:49,377 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 07:07:49,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,380 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 07:07:49,385 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 07:07:49,385 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 07:07:49,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:49,407 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:49,414 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:49,425 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:49,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,428 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 07:07:49,433 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 07:07:49,434 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 07:07:49,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,445 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:49,449 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:49,455 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:49,461 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:49,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,463 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 07:07:49,464 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 07:07:49,465 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 07:07:49,475 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,476 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,476 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,476 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:49,478 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:49,481 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:49,486 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:49,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,489 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 07:07:49,490 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 07:07:49,491 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 07:07:49,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,503 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:49,503 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:49,505 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:49,511 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 07:07:49,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,513 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 07:07:49,515 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 07:07:49,516 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 07:07:49,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,526 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,526 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,526 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,532 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:49,532 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:49,536 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:49,545 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 07:07:49,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,551 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 07:07:49,551 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 07:07:49,553 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 07:07:49,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:49,564 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:49,567 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:49,572 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 07:07:49,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,574 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 07:07:49,576 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 07:07:49,577 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 07:07:49,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:49,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:49,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:49,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:49,591 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:49,591 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:49,598 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:07:49,613 INFO L443 ModelExtractionUtils]: Simplification made 7 calls to the SMT solver. [2025-01-10 07:07:49,613 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 11 variables to zero. [2025-01-10 07:07:49,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:49,613 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:49,615 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 07:07:49,616 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 07:07:49,617 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:07:49,629 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:07:49,629 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:07:49,629 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrpbrk_~scanp~0#1.offset, v_rep(select #length ULTIMATE.start_cstrpbrk_~s2#1.base)_1) = -1*ULTIMATE.start_cstrpbrk_~scanp~0#1.offset + 1*v_rep(select #length ULTIMATE.start_cstrpbrk_~s2#1.base)_1 Supporting invariants [] [2025-01-10 07:07:49,635 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 07:07:49,663 INFO L156 tatePredicateManager]: 7 out of 9 supporting invariants were superfluous and have been removed [2025-01-10 07:07:49,667 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~scanp~0!offset [2025-01-10 07:07:49,668 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:07:49,668 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:07:49,669 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:49,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:49,696 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:07:49,713 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:07:49,713 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:49,713 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:49,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 10 conjuncts are in the unsatisfiable core [2025-01-10 07:07:49,714 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:49,752 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:49,755 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:49,755 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:49,755 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:49,756 WARN L254 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 13 conjuncts are in the unsatisfiable core [2025-01-10 07:07:49,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:49,791 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 07:07:49,791 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2025-01-10 07:07:49,791 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 6 Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:49,825 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 16 states and 20 transitions. cyclomatic complexity: 6. Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 39 states and 46 transitions. Complement of second has 6 states. [2025-01-10 07:07:49,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2025-01-10 07:07:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 4 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:49,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 17 transitions. [2025-01-10 07:07:49,826 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 8 letters. Loop has 3 letters. [2025-01-10 07:07:49,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:49,827 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 11 letters. Loop has 3 letters. [2025-01-10 07:07:49,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:49,827 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 17 transitions. Stem has 8 letters. Loop has 6 letters. [2025-01-10 07:07:49,827 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:49,827 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 46 transitions. [2025-01-10 07:07:49,828 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:07:49,828 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 26 states and 32 transitions. [2025-01-10 07:07:49,828 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-01-10 07:07:49,828 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-01-10 07:07:49,828 INFO L73 IsDeterministic]: Start isDeterministic. Operand 26 states and 32 transitions. [2025-01-10 07:07:49,828 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:07:49,828 INFO L218 hiAutomatonCegarLoop]: Abstraction has 26 states and 32 transitions. [2025-01-10 07:07:49,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states and 32 transitions. [2025-01-10 07:07:49,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 17. [2025-01-10 07:07:49,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 16 states have internal predecessors, (21), 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 07:07:49,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 21 transitions. [2025-01-10 07:07:49,829 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 21 transitions. [2025-01-10 07:07:49,829 INFO L432 stractBuchiCegarLoop]: Abstraction has 17 states and 21 transitions. [2025-01-10 07:07:49,829 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-01-10 07:07:49,830 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 21 transitions. [2025-01-10 07:07:49,833 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:07:49,833 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:07:49,833 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:07:49,833 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:07:49,833 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:07:49,833 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume 0 != cstrpbrk_~c~0#1;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;" "cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume 0 != cstrpbrk_~c~0#1;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;" "cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2025-01-10 07:07:49,833 INFO L754 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume 0 != cstrpbrk_~sc~0#1;havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2025-01-10 07:07:49,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:49,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1965844543, now seen corresponding path program 2 times [2025-01-10 07:07:49,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:49,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040882805] [2025-01-10 07:07:49,834 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:07:49,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:49,843 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 13 statements into 2 equivalence classes. [2025-01-10 07:07:49,862 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:07:49,862 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:07:49,862 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:49,862 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:49,865 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-01-10 07:07:49,878 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:07:49,878 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:49,878 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:49,884 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:49,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:49,885 INFO L85 PathProgramCache]: Analyzing trace with hash 59685, now seen corresponding path program 2 times [2025-01-10 07:07:49,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:49,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000994399] [2025-01-10 07:07:49,885 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:07:49,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:49,887 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:49,888 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:49,888 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:07:49,888 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:49,888 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:49,888 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:49,889 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:49,889 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:49,889 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:49,890 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:49,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:49,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1699297637, now seen corresponding path program 1 times [2025-01-10 07:07:49,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:49,890 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084062625] [2025-01-10 07:07:49,890 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:49,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:49,909 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-01-10 07:07:49,916 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:07:49,916 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:49,916 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:50,169 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:07:50,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:07:50,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084062625] [2025-01-10 07:07:50,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084062625] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-10 07:07:50,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418337586] [2025-01-10 07:07:50,169 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:07:50,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-10 07:07:50,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:50,171 INFO L229 MonitoredProcess]: Starting monitored process 37 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 07:07:50,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2025-01-10 07:07:50,225 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-01-10 07:07:50,240 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:07:50,240 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:50,240 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:50,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 42 conjuncts are in the unsatisfiable core [2025-01-10 07:07:50,243 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:50,257 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2025-01-10 07:07:50,336 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:07:50,336 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-10 07:07:50,378 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:07:50,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418337586] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-10 07:07:50,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-10 07:07:50,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2025-01-10 07:07:50,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912914822] [2025-01-10 07:07:50,381 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-10 07:07:50,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:07:50,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2025-01-10 07:07:50,429 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2025-01-10 07:07:50,429 INFO L87 Difference]: Start difference. First operand 17 states and 21 transitions. cyclomatic complexity: 6 Second operand has 14 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 14 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 07:07:50,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:07:50,516 INFO L93 Difference]: Finished difference Result 31 states and 36 transitions. [2025-01-10 07:07:50,516 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 36 transitions. [2025-01-10 07:07:50,517 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:07:50,517 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 23 states and 27 transitions. [2025-01-10 07:07:50,517 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13 [2025-01-10 07:07:50,517 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13 [2025-01-10 07:07:50,517 INFO L73 IsDeterministic]: Start isDeterministic. Operand 23 states and 27 transitions. [2025-01-10 07:07:50,517 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2025-01-10 07:07:50,517 INFO L218 hiAutomatonCegarLoop]: Abstraction has 23 states and 27 transitions. [2025-01-10 07:07:50,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states and 27 transitions. [2025-01-10 07:07:50,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 19. [2025-01-10 07:07:50,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 18 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 07:07:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 23 transitions. [2025-01-10 07:07:50,518 INFO L240 hiAutomatonCegarLoop]: Abstraction has 19 states and 23 transitions. [2025-01-10 07:07:50,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-10 07:07:50,521 INFO L432 stractBuchiCegarLoop]: Abstraction has 19 states and 23 transitions. [2025-01-10 07:07:50,521 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-01-10 07:07:50,521 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 19 states and 23 transitions. [2025-01-10 07:07:50,522 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2025-01-10 07:07:50,522 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:07:50,522 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:07:50,522 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:07:50,522 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2025-01-10 07:07:50,522 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet6#1, main_#t~nondet7#1, main_#t~malloc8#1.base, main_#t~malloc8#1.offset, main_#t~malloc9#1.base, main_#t~malloc9#1.offset, main_#t~ret10#1.base, main_#t~ret10#1.offset, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet6#1;main_~length1~0#1 := main_#t~nondet6#1;havoc main_#t~nondet6#1;havoc main_#t~nondet7#1;main_~length2~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc8#1.base, main_#t~malloc8#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc8#1.base, main_#t~malloc8#1.offset;call main_#t~malloc9#1.base, main_#t~malloc9#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc9#1.base, main_#t~malloc9#1.offset;call write~int#0(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#1(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrpbrk } true;cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset, cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrpbrk_#res#1.base, cstrpbrk_#res#1.offset;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, cstrpbrk_#t~mem3#1, cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, cstrpbrk_#t~mem5#1, cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset, cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset, cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset, cstrpbrk_~c~0#1, cstrpbrk_~sc~0#1;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#in~s1#1.base, cstrpbrk_#in~s1#1.offset;cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset := cstrpbrk_#in~s2#1.base, cstrpbrk_#in~s2#1.offset;havoc cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;havoc cstrpbrk_~c~0#1;havoc cstrpbrk_~sc~0#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume 0 != cstrpbrk_~c~0#1;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;" "cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume 0 != cstrpbrk_~sc~0#1;havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume !(0 != cstrpbrk_~sc~0#1);havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset := cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset;cstrpbrk_~s1#1.base, cstrpbrk_~s1#1.offset := cstrpbrk_#t~post2#1.base, 1 + cstrpbrk_#t~post2#1.offset;call cstrpbrk_#t~mem3#1 := read~int#0(cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset, 1);cstrpbrk_~c~0#1 := cstrpbrk_#t~mem3#1;" "assume 0 != cstrpbrk_~c~0#1;havoc cstrpbrk_#t~post2#1.base, cstrpbrk_#t~post2#1.offset;havoc cstrpbrk_#t~mem3#1;" "cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_~s2#1.base, cstrpbrk_~s2#1.offset;" [2025-01-10 07:07:50,522 INFO L754 eck$LassoCheckResult]: Loop: "cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset := cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset;cstrpbrk_~scanp~0#1.base, cstrpbrk_~scanp~0#1.offset := cstrpbrk_#t~post4#1.base, 1 + cstrpbrk_#t~post4#1.offset;call cstrpbrk_#t~mem5#1 := read~int#1(cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset, 1);cstrpbrk_~sc~0#1 := cstrpbrk_#t~mem5#1;" "assume 0 != cstrpbrk_~sc~0#1;havoc cstrpbrk_#t~post4#1.base, cstrpbrk_#t~post4#1.offset;havoc cstrpbrk_#t~mem5#1;" "assume !(cstrpbrk_~sc~0#1 == cstrpbrk_~c~0#1);" [2025-01-10 07:07:50,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:50,523 INFO L85 PathProgramCache]: Analyzing trace with hash 561776957, now seen corresponding path program 2 times [2025-01-10 07:07:50,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:50,524 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437161168] [2025-01-10 07:07:50,524 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:07:50,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:50,532 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 16 statements into 2 equivalence classes. [2025-01-10 07:07:50,560 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:07:50,560 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-10 07:07:50,560 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:50,560 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:50,562 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-01-10 07:07:50,576 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:07:50,576 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:50,576 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:50,581 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:50,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:50,583 INFO L85 PathProgramCache]: Analyzing trace with hash 59685, now seen corresponding path program 3 times [2025-01-10 07:07:50,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:50,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723098854] [2025-01-10 07:07:50,583 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:07:50,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:50,597 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:50,600 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:50,600 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:07:50,600 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:50,600 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:50,601 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:50,602 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:50,603 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:50,603 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:50,604 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:50,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:50,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1590196631, now seen corresponding path program 3 times [2025-01-10 07:07:50,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:07:50,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698793209] [2025-01-10 07:07:50,607 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:07:50,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:07:50,616 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 19 statements into 3 equivalence classes. [2025-01-10 07:07:50,632 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) and asserted 19 of 19 statements. [2025-01-10 07:07:50,635 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2025-01-10 07:07:50,635 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:50,635 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:07:50,637 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 19 statements into 1 equivalence classes. [2025-01-10 07:07:50,646 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 19 of 19 statements. [2025-01-10 07:07:50,646 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:50,647 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:07:50,652 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:07:51,807 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:07:51,807 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:07:51,807 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:07:51,807 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:07:51,807 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:07:51,807 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:51,807 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:07:51,807 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:07:51,807 INFO L132 ssoRankerPreferences]: Filename of dumped script: openbsd_cstrpbrk-alloca-1.i_Iteration5_Lasso [2025-01-10 07:07:51,807 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:07:51,807 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:07:51,809 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,813 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,815 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,816 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,818 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,820 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,821 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,823 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,825 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,827 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:51,829 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,135 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,136 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,138 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,139 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,143 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,146 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,147 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,149 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,151 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,152 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,154 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,155 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:07:52,487 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:07:52,487 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:07:52,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,487 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,489 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 07:07:52,490 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 07:07:52,491 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 07:07:52,502 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:52,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:52,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:52,504 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,509 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2025-01-10 07:07:52,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,511 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 07:07:52,512 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 07:07:52,513 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 07:07:52,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:52,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:52,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:52,526 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,532 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 07:07:52,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,534 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 07:07:52,536 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 07:07:52,536 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 07:07:52,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:52,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,546 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:52,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:52,547 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,553 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2025-01-10 07:07:52,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,555 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 07:07:52,556 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 07:07:52,557 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 07:07:52,567 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:52,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,567 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:52,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:52,568 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,574 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 07:07:52,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,574 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,577 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 07:07:52,577 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 07:07:52,579 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 07:07:52,589 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:52,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:52,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:52,590 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,596 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 07:07:52,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,599 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 07:07:52,599 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 07:07:52,601 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 07:07:52,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:52,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:52,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:52,612 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,617 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 07:07:52,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,618 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,620 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 07:07:52,621 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 07:07:52,623 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 07:07:52,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,633 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:52,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,633 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:52,633 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:52,634 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,640 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 07:07:52,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,642 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 07:07:52,643 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 07:07:52,647 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 07:07:52,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,662 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:52,662 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:52,665 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,670 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 07:07:52,670 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,672 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 07:07:52,674 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 07:07:52,675 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 07:07:52,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:07:52,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,686 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:07:52,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:07:52,687 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,693 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 07:07:52,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,695 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 07:07:52,697 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 07:07:52,698 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 07:07:52,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,709 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,711 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:52,711 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:52,713 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,719 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:52,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,719 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,721 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:07:52,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2025-01-10 07:07:52,746 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 07:07:52,766 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,767 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2025-01-10 07:07:52,767 INFO L204 nArgumentSynthesizer]: 4 loop disjuncts [2025-01-10 07:07:52,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,781 INFO L401 nArgumentSynthesizer]: We have 56 Motzkin's Theorem applications. [2025-01-10 07:07:52,784 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2025-01-10 07:07:52,835 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:52,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,846 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:07:52,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2025-01-10 07:07:52,848 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 07:07:52,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:52,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:52,862 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,867 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2025-01-10 07:07:52,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,870 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:07:52,871 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2025-01-10 07:07:52,873 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 07:07:52,883 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,886 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:52,886 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:52,893 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,902 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:52,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,904 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 07:07:52,906 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 07:07:52,906 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 07:07:52,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:52,918 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:52,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,926 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 07:07:52,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,931 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 07:07:52,932 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 07:07:52,933 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 07:07:52,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,945 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:52,945 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:52,947 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,953 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 07:07:52,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,955 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 07:07:52,957 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 07:07:52,958 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:07:52,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,968 INFO L203 nArgumentSynthesizer]: 6 stem disjuncts [2025-01-10 07:07:52,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,970 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2025-01-10 07:07:52,970 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:52,975 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:52,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:52,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:52,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:52,983 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 07:07:52,984 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 07:07:52,985 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 07:07:52,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:52,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:52,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:52,995 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:52,998 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:52,998 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:53,004 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:53,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2025-01-10 07:07:53,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:53,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:53,012 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 07:07:53,014 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 07:07:53,015 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 07:07:53,025 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:53,025 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:53,025 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:53,025 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:53,026 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:53,026 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:53,028 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:07:53,038 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 07:07:53,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:53,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:53,040 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 07:07:53,042 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 07:07:53,043 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 07:07:53,053 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:07:53,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:07:53,053 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:07:53,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:07:53,056 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:07:53,056 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:07:53,062 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:07:53,074 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2025-01-10 07:07:53,075 INFO L444 ModelExtractionUtils]: 0 out of 13 variables were initially zero. Simplification set additionally 10 variables to zero. [2025-01-10 07:07:53,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:07:53,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:07:53,079 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 07:07:53,087 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 07:07:53,087 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:07:53,098 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:07:53,098 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:07:53,099 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstrpbrk_~scanp~0#1.base)_3, ULTIMATE.start_cstrpbrk_~scanp~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstrpbrk_~scanp~0#1.base)_3 - 1*ULTIMATE.start_cstrpbrk_~scanp~0#1.offset Supporting invariants [] [2025-01-10 07:07:53,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2025-01-10 07:07:53,143 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2025-01-10 07:07:53,144 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:07:53,145 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:07:53,145 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~scanp~0!offset [2025-01-10 07:07:53,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:53,182 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-01-10 07:07:53,211 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:07:53,211 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:53,211 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:53,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:07:53,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:53,262 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:53,265 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:53,265 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:53,265 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:53,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-10 07:07:53,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:53,294 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 07:07:53,294 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 07:07:53,295 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:53,325 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 42 transitions. Complement of second has 5 states. [2025-01-10 07:07:53,325 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 07:07:53,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions. [2025-01-10 07:07:53,326 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 16 letters. Loop has 3 letters. [2025-01-10 07:07:53,326 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:53,326 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-01-10 07:07:53,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:53,363 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-01-10 07:07:53,398 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:07:53,399 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:53,399 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:53,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:07:53,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:53,436 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:53,441 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:53,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:53,441 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:53,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-10 07:07:53,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:53,468 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 07:07:53,469 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 2 loop predicates [2025-01-10 07:07:53,469 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:53,499 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 36 states and 43 transitions. Complement of second has 5 states. [2025-01-10 07:07:53,500 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 07:07:53,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:53,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 16 transitions. [2025-01-10 07:07:53,500 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 16 transitions. Stem has 16 letters. Loop has 3 letters. [2025-01-10 07:07:53,500 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:53,501 INFO L689 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted [2025-01-10 07:07:53,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:07:53,544 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 16 statements into 1 equivalence classes. [2025-01-10 07:07:53,572 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 16 of 16 statements. [2025-01-10 07:07:53,573 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:53,573 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:53,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:07:53,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:53,602 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 3 statements into 1 equivalence classes. [2025-01-10 07:07:53,605 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 3 of 3 statements. [2025-01-10 07:07:53,605 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:07:53,605 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:07:53,610 INFO L256 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 9 conjuncts are in the unsatisfiable core [2025-01-10 07:07:53,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:07:53,642 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 07:07:53,643 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-01-10 07:07:53,643 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 6 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:53,660 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 19 states and 23 transitions. cyclomatic complexity: 6. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 29 states and 34 transitions. Complement of second has 4 states. [2025-01-10 07:07:53,661 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 07:07:53,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:07:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 22 transitions. [2025-01-10 07:07:53,662 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 16 letters. Loop has 3 letters. [2025-01-10 07:07:53,662 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:53,662 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 19 letters. Loop has 3 letters. [2025-01-10 07:07:53,662 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:53,662 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 22 transitions. Stem has 16 letters. Loop has 6 letters. [2025-01-10 07:07:53,662 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:07:53,663 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 34 transitions. [2025-01-10 07:07:53,663 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:07:53,663 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 0 states and 0 transitions. [2025-01-10 07:07:53,663 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:07:53,663 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:07:53,663 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:07:53,663 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:07:53,663 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:07:53,663 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:07:53,663 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:07:53,663 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-01-10 07:07:53,663 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:07:53,663 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:07:53,663 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:07:53,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:07:53 BoogieIcfgContainer [2025-01-10 07:07:53,675 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:07:53,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:07:53,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:07:53,675 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:07:53,676 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:07:44" (3/4) ... [2025-01-10 07:07:53,677 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:07:53,677 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:07:53,679 INFO L158 Benchmark]: Toolchain (without parser) took 9331.41ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 132.2MB in the beginning and 99.3MB in the end (delta: 32.8MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2025-01-10 07:07:53,679 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 226.5MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:07:53,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.96ms. Allocated memory is still 167.8MB. Free memory was 131.7MB in the beginning and 115.7MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:07:53,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.05ms. Allocated memory is still 167.8MB. Free memory was 115.7MB in the beginning and 114.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:07:53,679 INFO L158 Benchmark]: Boogie Preprocessor took 25.43ms. Allocated memory is still 167.8MB. Free memory was 114.2MB in the beginning and 112.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:07:53,679 INFO L158 Benchmark]: RCFGBuilder took 224.77ms. Allocated memory is still 167.8MB. Free memory was 112.6MB in the beginning and 100.4MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:07:53,679 INFO L158 Benchmark]: BuchiAutomizer took 8742.46ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 100.4MB in the beginning and 99.4MB in the end (delta: 1.0MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2025-01-10 07:07:53,680 INFO L158 Benchmark]: Witness Printer took 2.34ms. Allocated memory is still 201.3MB. Free memory was 99.4MB in the beginning and 99.3MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:07:53,682 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 226.5MB. Free memory is still 140.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.96ms. Allocated memory is still 167.8MB. Free memory was 131.7MB in the beginning and 115.7MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.05ms. Allocated memory is still 167.8MB. Free memory was 115.7MB in the beginning and 114.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.43ms. Allocated memory is still 167.8MB. Free memory was 114.2MB in the beginning and 112.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 224.77ms. Allocated memory is still 167.8MB. Free memory was 112.6MB in the beginning and 100.4MB in the end (delta: 12.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 8742.46ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 100.4MB in the beginning and 99.4MB in the end (delta: 1.0MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Witness Printer took 2.34ms. Allocated memory is still 201.3MB. Free memory was 99.4MB in the beginning and 99.3MB in the end (delta: 60.0kB). 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: ~s1!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~scanp~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~scanp~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 8.7s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 7.5s. Construction of modules took 0.1s. Büchi inclusion checks took 1.0s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 13 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 93 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 90 mSDsluCounter, 209 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 104 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 86 IncrementalHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 105 mSDtfsCounter, 86 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital219 mio100 ax108 hnf100 lsp91 ukn65 mio100 lsp30 div100 bol100 ite100 ukn100 eq161 hnf90 smp98 dnf114 smp89 tf100 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 116ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 2 DisjunctsLoop: 4 SupportingInvariants: 8 MotzkinApplications: 56 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 07:07:53,695 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 07:07:53,895 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Ended with exit code 0 [2025-01-10 07:07:54,103 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE