./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 382beab9cdcef42f6594628efe520684fdbc8c72ada26cb53ddf4918b8957d49 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-10 07:12:22,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-10 07:12:23,048 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-01-10 07:12:23,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-10 07:12:23,056 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-10 07:12:23,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-10 07:12:23,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-10 07:12:23,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-10 07:12:23,077 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-10 07:12:23,078 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-10 07:12:23,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-10 07:12:23,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-10 07:12:23,079 INFO L153 SettingsManager]: * Use SBE=true [2025-01-10 07:12:23,079 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-01-10 07:12:23,079 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-01-10 07:12:23,079 INFO L153 SettingsManager]: * Use old map elimination=false [2025-01-10 07:12:23,079 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-01-10 07:12:23,079 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-01-10 07:12:23,079 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-01-10 07:12:23,080 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-10 07:12:23,080 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-01-10 07:12:23,081 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-10 07:12:23,081 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-10 07:12:23,081 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-10 07:12:23,081 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-10 07:12:23,081 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-10 07:12:23,081 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-10 07:12:23,081 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-01-10 07:12:23,082 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 382beab9cdcef42f6594628efe520684fdbc8c72ada26cb53ddf4918b8957d49 [2025-01-10 07:12:23,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-10 07:12:23,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-10 07:12:23,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-10 07:12:23,321 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-10 07:12:23,321 INFO L274 PluginConnector]: CDTParser initialized [2025-01-10 07:12:23,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2025-01-10 07:12:24,570 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/63b676000/642fe3a9b715463a87d3c760e61a8684/FLAG2f548d0d5 [2025-01-10 07:12:24,842 INFO L384 CDTParser]: Found 1 translation units. [2025-01-10 07:12:24,843 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/array-memsafety/cstrcmp-alloca-2.i [2025-01-10 07:12:24,852 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/63b676000/642fe3a9b715463a87d3c760e61a8684/FLAG2f548d0d5 [2025-01-10 07:12:25,147 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/63b676000/642fe3a9b715463a87d3c760e61a8684 [2025-01-10 07:12:25,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-10 07:12:25,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-10 07:12:25,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-10 07:12:25,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-10 07:12:25,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-10 07:12:25,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,157 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106a80ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25, skipping insertion in model container [2025-01-10 07:12:25,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,177 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-10 07:12:25,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:12:25,382 INFO L200 MainTranslator]: Completed pre-run [2025-01-10 07:12:25,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-10 07:12:25,434 INFO L204 MainTranslator]: Completed translation [2025-01-10 07:12:25,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25 WrapperNode [2025-01-10 07:12:25,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-10 07:12:25,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-10 07:12:25,436 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-10 07:12:25,436 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-10 07:12:25,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,470 INFO L138 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2025-01-10 07:12:25,471 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-10 07:12:25,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-10 07:12:25,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-10 07:12:25,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-10 07:12:25,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,480 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,494 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [4, 5]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2]. [2025-01-10 07:12:25,494 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,494 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,497 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,501 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,506 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-10 07:12:25,512 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-10 07:12:25,512 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-10 07:12:25,512 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-10 07:12:25,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (1/1) ... [2025-01-10 07:12:25,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:25,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:25,540 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 07:12:25,544 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 07:12:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-10 07:12:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-10 07:12:25,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-10 07:12:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-10 07:12:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-10 07:12:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-10 07:12:25,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-10 07:12:25,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-10 07:12:25,620 INFO L234 CfgBuilder]: Building ICFG [2025-01-10 07:12:25,621 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-10 07:12:25,750 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2025-01-10 07:12:25,750 INFO L283 CfgBuilder]: Performing block encoding [2025-01-10 07:12:25,760 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-10 07:12:25,760 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-10 07:12:25,760 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:12:25 BoogieIcfgContainer [2025-01-10 07:12:25,760 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-10 07:12:25,761 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-01-10 07:12:25,761 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-01-10 07:12:25,765 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-01-10 07:12:25,765 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:12:25,765 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.01 07:12:25" (1/3) ... [2025-01-10 07:12:25,766 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f2893f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:12:25, skipping insertion in model container [2025-01-10 07:12:25,766 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:12:25,766 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 07:12:25" (2/3) ... [2025-01-10 07:12:25,766 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5f2893f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.01 07:12:25, skipping insertion in model container [2025-01-10 07:12:25,766 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-01-10 07:12:25,766 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:12:25" (3/3) ... [2025-01-10 07:12:25,767 INFO L363 chiAutomizerObserver]: Analyzing ICFG cstrcmp-alloca-2.i [2025-01-10 07:12:25,794 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-01-10 07:12:25,795 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-01-10 07:12:25,795 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-01-10 07:12:25,795 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-01-10 07:12:25,796 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-01-10 07:12:25,796 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-01-10 07:12:25,796 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-01-10 07:12:25,796 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-01-10 07:12:25,799 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 07:12:25,810 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2025-01-10 07:12:25,811 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:25,811 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:25,815 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-01-10 07:12:25,815 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:12:25,815 INFO L338 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2025-01-10 07:12:25,815 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 07:12:25,819 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 6 [2025-01-10 07:12:25,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:25,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:25,819 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2025-01-10 07:12:25,820 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:12:25,826 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0;" [2025-01-10 07:12:25,826 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet14#1;call write~int#1(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1;main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1;" [2025-01-10 07:12:25,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:25,830 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times [2025-01-10 07:12:25,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:25,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105493307] [2025-01-10 07:12:25,835 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:25,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:25,889 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:12:25,902 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:12:25,904 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:25,904 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:25,904 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:25,911 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:12:25,916 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:12:25,916 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:25,916 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:25,926 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:25,928 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:25,928 INFO L85 PathProgramCache]: Analyzing trace with hash 50, now seen corresponding path program 1 times [2025-01-10 07:12:25,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:25,928 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698306689] [2025-01-10 07:12:25,928 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:25,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:25,932 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:25,934 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:25,934 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:25,934 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:25,935 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:25,936 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:25,938 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:25,938 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:25,938 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:25,939 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:25,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:25,942 INFO L85 PathProgramCache]: Analyzing trace with hash 889572237, now seen corresponding path program 1 times [2025-01-10 07:12:25,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:25,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542110067] [2025-01-10 07:12:25,942 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:25,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:25,953 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:12:25,972 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:12:25,973 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:25,973 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:25,973 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:25,976 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:12:25,983 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:12:25,983 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:25,983 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:25,986 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:26,306 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:12:26,307 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:12:26,307 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:12:26,307 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:12:26,307 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:12:26,307 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,307 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:12:26,307 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:12:26,308 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrcmp-alloca-2.i_Iteration1_Lasso [2025-01-10 07:12:26,308 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:12:26,308 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:12:26,318 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,323 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,325 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,328 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,330 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,332 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,334 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,336 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,337 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,340 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,342 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,344 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,510 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,513 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,516 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,518 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:26,771 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:12:26,774 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:12:26,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:26,779 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 07:12:26,780 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 07:12:26,780 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:26,791 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:26,791 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:26,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:26,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:26,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:26,795 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:26,795 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:26,797 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:26,803 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 07:12:26,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:26,805 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 07:12:26,808 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 07:12:26,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:26,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:26,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:26,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:26,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:26,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:26,820 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:26,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:26,823 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:26,830 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 07:12:26,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,830 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:26,832 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 07:12:26,834 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 07:12:26,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:26,845 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:26,845 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:26,845 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:26,845 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:26,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:26,847 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:26,850 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:26,855 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 07:12:26,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:26,860 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 07:12:26,863 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:26,867 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 07:12:26,874 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:26,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:26,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:26,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:26,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:26,875 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:26,875 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:26,876 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:26,882 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2025-01-10 07:12:26,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:26,886 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 07:12:26,892 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 07:12:26,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:26,906 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:26,906 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:26,906 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:26,906 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:26,906 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:26,907 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:26,907 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:26,908 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:26,914 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 07:12:26,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:26,916 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 07:12:26,922 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 07:12:26,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:26,932 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:26,932 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:26,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:26,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:26,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:26,933 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:26,933 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:26,937 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:26,946 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 07:12:26,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:26,948 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 07:12:26,949 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 07:12:26,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:26,960 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:26,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:26,961 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:26,961 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:26,961 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:26,961 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:26,961 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:26,965 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:26,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2025-01-10 07:12:26,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,971 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:26,973 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 07:12:26,974 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 07:12:26,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:26,985 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:26,985 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:26,986 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:26,986 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:26,986 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:26,987 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:26,987 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:26,989 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:26,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2025-01-10 07:12:26,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:26,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,003 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 07:12:27,012 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 07:12:27,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,029 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:27,029 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:27,032 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,038 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2025-01-10 07:12:27,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,041 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 07:12:27,042 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 07:12:27,042 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,052 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,052 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:27,052 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,052 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,052 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,053 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:27,053 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:27,054 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,060 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 07:12:27,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,063 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 07:12:27,064 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 07:12:27,065 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,075 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,075 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:27,075 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,075 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,075 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,075 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:27,075 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:27,079 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,084 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 07:12:27,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,094 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 07:12:27,095 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 07:12:27,097 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,107 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,107 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,107 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,107 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,112 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:27,112 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:27,115 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,125 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 07:12:27,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,129 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 07:12:27,130 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 07:12:27,131 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,140 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,141 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:27,141 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,141 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,141 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,142 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:27,142 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:27,144 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,153 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 07:12:27,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,153 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,158 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 07:12:27,159 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 07:12:27,161 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,175 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:27,177 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:27,182 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,190 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 07:12:27,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,191 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,195 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 07:12:27,201 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 07:12:27,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,217 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:27,217 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:27,220 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,227 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2025-01-10 07:12:27,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,233 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 07:12:27,236 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 07:12:27,236 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,250 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:27,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:27,260 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,268 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 07:12:27,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,274 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 07:12:27,275 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 07:12:27,276 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:27,287 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,290 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:27,290 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:27,294 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:27,300 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 07:12:27,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,302 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 07:12:27,323 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 07:12:27,324 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 07:12:27,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:27,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:27,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:27,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:27,339 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:27,339 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:27,347 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:12:27,379 INFO L443 ModelExtractionUtils]: Simplification made 15 calls to the SMT solver. [2025-01-10 07:12:27,381 INFO L444 ModelExtractionUtils]: 2 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero. [2025-01-10 07:12:27,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:27,384 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 07:12:27,386 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 07:12:27,387 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:12:27,399 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2025-01-10 07:12:27,399 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:12:27,400 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_main_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [1*ULTIMATE.start_main_~nondetString1~0#1.offset >= 0] [2025-01-10 07:12:27,406 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 07:12:27,440 INFO L156 tatePredicateManager]: 6 out of 7 supporting invariants were superfluous and have been removed [2025-01-10 07:12:27,449 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:12:27,450 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:12:27,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:27,486 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 5 statements into 1 equivalence classes. [2025-01-10 07:12:27,502 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 5 of 5 statements. [2025-01-10 07:12:27,503 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:27,503 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:27,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:12:27,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:27,527 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:27,529 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:27,529 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:27,529 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:27,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 5 conjuncts are in the unsatisfiable core [2025-01-10 07:12:27,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:27,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:12:27,554 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:12:27,556 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. 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, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:27,593 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. 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, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 18 states and 26 transitions. Complement of second has 3 states. [2025-01-10 07:12:27,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:12:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:27,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions. [2025-01-10 07:12:27,603 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 1 letters. [2025-01-10 07:12:27,604 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:27,604 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters. [2025-01-10 07:12:27,604 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:27,604 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 2 letters. [2025-01-10 07:12:27,605 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:27,605 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 26 transitions. [2025-01-10 07:12:27,606 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-01-10 07:12:27,608 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 13 states and 20 transitions. [2025-01-10 07:12:27,609 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-01-10 07:12:27,609 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-01-10 07:12:27,609 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 20 transitions. [2025-01-10 07:12:27,610 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:27,610 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 20 transitions. [2025-01-10 07:12:27,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 20 transitions. [2025-01-10 07:12:27,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2025-01-10 07:12:27,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.5) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 18 transitions. [2025-01-10 07:12:27,629 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 18 transitions. [2025-01-10 07:12:27,629 INFO L432 stractBuchiCegarLoop]: Abstraction has 12 states and 18 transitions. [2025-01-10 07:12:27,629 INFO L338 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2025-01-10 07:12:27,629 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 18 transitions. [2025-01-10 07:12:27,629 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2025-01-10 07:12:27,629 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:27,629 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:27,629 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2025-01-10 07:12:27,629 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2025-01-10 07:12:27,630 INFO L752 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" [2025-01-10 07:12:27,630 INFO L754 eck$LassoCheckResult]: Loop: "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet16#1;call write~int#0(main_#t~nondet16#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1;main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1;" [2025-01-10 07:12:27,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:27,630 INFO L85 PathProgramCache]: Analyzing trace with hash 889572239, now seen corresponding path program 1 times [2025-01-10 07:12:27,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:27,630 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561101461] [2025-01-10 07:12:27,630 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:27,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:27,636 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:12:27,647 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:12:27,650 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:27,650 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:27,650 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:27,652 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:12:27,667 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:12:27,667 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:27,667 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:27,669 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:27,670 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:27,672 INFO L85 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 1 times [2025-01-10 07:12:27,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:27,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246030329] [2025-01-10 07:12:27,673 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:27,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:27,677 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:27,679 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:27,679 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:27,679 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:27,679 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:27,681 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:27,683 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:27,683 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:27,683 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:27,690 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:27,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:27,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935658, now seen corresponding path program 1 times [2025-01-10 07:12:27,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:27,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958650792] [2025-01-10 07:12:27,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:27,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:27,699 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:12:27,715 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:12:27,715 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:27,715 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:27,715 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:27,717 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:12:27,728 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:12:27,729 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:27,729 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:27,730 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:27,943 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:12:27,943 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:12:27,943 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:12:27,943 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:12:27,943 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:12:27,943 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:27,943 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:12:27,943 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:12:27,943 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrcmp-alloca-2.i_Iteration2_Lasso [2025-01-10 07:12:27,944 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:12:27,944 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:12:27,945 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,948 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,954 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,957 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,959 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,960 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,962 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,964 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,966 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,968 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,970 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,971 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,973 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:27,975 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:28,087 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:28,088 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:28,091 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:28,222 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 07:12:28,307 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:12:28,309 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:12:28,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,311 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 07:12:28,312 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 07:12:28,313 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,324 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,324 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,325 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,330 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:28,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,333 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 07:12:28,334 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 07:12:28,336 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,347 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,348 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,348 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,348 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,350 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,356 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 07:12:28,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,357 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 07:12:28,358 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 07:12:28,359 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,371 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,371 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,371 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,371 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,371 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,373 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,379 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 07:12:28,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,382 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2025-01-10 07:12:28,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,393 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,393 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,393 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,393 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,394 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,394 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,395 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,400 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:28,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,404 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2025-01-10 07:12:28,406 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,416 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,417 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:28,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,426 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,426 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2025-01-10 07:12:28,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:28,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:28,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,449 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 07:12:28,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,452 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2025-01-10 07:12:28,454 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,463 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,463 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,464 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,464 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,464 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,464 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,464 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,465 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,471 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:28,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,474 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,475 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2025-01-10 07:12:28,476 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,486 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,487 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:28,487 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:28,490 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,495 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:28,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,497 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2025-01-10 07:12:28,500 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,509 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,511 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:28,511 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:28,514 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,519 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 07:12:28,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,520 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,522 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2025-01-10 07:12:28,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,535 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:28,535 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:28,538 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,544 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 07:12:28,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,544 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,546 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,547 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2025-01-10 07:12:28,549 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,559 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,559 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,559 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,561 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,567 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2025-01-10 07:12:28,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,568 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,570 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2025-01-10 07:12:28,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,586 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,586 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,586 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,587 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:28,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,595 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2025-01-10 07:12:28,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,608 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,608 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:28,608 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,608 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,608 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,609 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:28,609 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:28,610 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:28,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,617 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2025-01-10 07:12:28,621 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,631 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,631 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,631 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,631 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,633 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:28,633 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:28,637 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:28,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,649 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,651 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2025-01-10 07:12:28,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,662 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,663 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:28,663 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:28,665 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:28,673 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2025-01-10 07:12:28,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,676 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2025-01-10 07:12:28,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:28,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:28,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:28,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:28,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:28,692 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:28,692 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:28,700 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:12:28,725 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2025-01-10 07:12:28,725 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 14 variables to zero. [2025-01-10 07:12:28,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:28,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:28,728 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:28,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2025-01-10 07:12:28,731 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:12:28,743 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:12:28,743 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:12:28,743 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_1, ULTIMATE.start_main_~nondetString2~0#1.offset, ULTIMATE.start_main_~i~1#1) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString2~0#1.base)_1 - 1*ULTIMATE.start_main_~nondetString2~0#1.offset - 1*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2025-01-10 07:12:28,750 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 07:12:28,775 INFO L156 tatePredicateManager]: 6 out of 6 supporting invariants were superfluous and have been removed [2025-01-10 07:12:28,776 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:12:28,776 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:12:28,776 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~nondetString2~0!offset [2025-01-10 07:12:28,790 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:28,797 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 6 statements into 1 equivalence classes. [2025-01-10 07:12:28,803 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 6 of 6 statements. [2025-01-10 07:12:28,804 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:28,804 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:28,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:12:28,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:28,816 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 1 statements into 1 equivalence classes. [2025-01-10 07:12:28,818 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 1 of 1 statements. [2025-01-10 07:12:28,819 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:28,819 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:28,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-10 07:12:28,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:28,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:12:28,820 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2025-01-10 07:12:28,820 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 12 states and 18 transitions. cyclomatic complexity: 9 Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:28,833 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 12 states and 18 transitions. cyclomatic complexity: 9. Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 14 states and 21 transitions. Complement of second has 3 states. [2025-01-10 07:12:28,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2025-01-10 07:12:28,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:28,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions. [2025-01-10 07:12:28,835 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 1 letters. [2025-01-10 07:12:28,835 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:28,835 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 1 letters. [2025-01-10 07:12:28,835 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:28,836 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 6 letters. Loop has 2 letters. [2025-01-10 07:12:28,836 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:28,836 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 14 states and 21 transitions. [2025-01-10 07:12:28,837 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:12:28,838 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 14 states to 14 states and 21 transitions. [2025-01-10 07:12:28,838 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-01-10 07:12:28,838 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2025-01-10 07:12:28,838 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 21 transitions. [2025-01-10 07:12:28,838 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:28,838 INFO L218 hiAutomatonCegarLoop]: Abstraction has 14 states and 21 transitions. [2025-01-10 07:12:28,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states and 21 transitions. [2025-01-10 07:12:28,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 13. [2025-01-10 07:12:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.5384615384615385) internal successors, (20), 12 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 07:12:28,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 20 transitions. [2025-01-10 07:12:28,840 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 20 transitions. [2025-01-10 07:12:28,840 INFO L432 stractBuchiCegarLoop]: Abstraction has 13 states and 20 transitions. [2025-01-10 07:12:28,840 INFO L338 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2025-01-10 07:12:28,840 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 20 transitions. [2025-01-10 07:12:28,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:12:28,840 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:28,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:28,841 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:12:28,841 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:12:28,841 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~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, 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~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcmp } true;cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset, cstrcmp_#in~s2#1.base, cstrcmp_#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 cstrcmp_#res#1;havoc cstrcmp_#t~mem2#1, cstrcmp_#t~mem3#1, cstrcmp_#t~mem4#1, cstrcmp_#t~short5#1, cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset, cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset, cstrcmp_#t~mem8#1, cstrcmp_#t~mem9#1, cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, cstrcmp_~uc1~0#1, cstrcmp_~uc2~0#1;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset;havoc cstrcmp_~uc1~0#1;havoc cstrcmp_~uc2~0#1;" [2025-01-10 07:12:28,841 INFO L754 eck$LassoCheckResult]: Loop: "call cstrcmp_#t~mem2#1 := read~int#1(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);cstrcmp_#t~short5#1 := 0 != cstrcmp_#t~mem2#1;" "assume cstrcmp_#t~short5#1;call cstrcmp_#t~mem3#1 := read~int#1(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);call cstrcmp_#t~mem4#1 := read~int#0(cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, 1);cstrcmp_#t~short5#1 := cstrcmp_#t~mem3#1 == cstrcmp_#t~mem4#1;" "assume cstrcmp_#t~short5#1;havoc cstrcmp_#t~mem2#1;havoc cstrcmp_#t~mem3#1;havoc cstrcmp_#t~mem4#1;havoc cstrcmp_#t~short5#1;" "cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset := cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#t~post6#1.base, 1 + cstrcmp_#t~post6#1.offset;havoc cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset;cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset := cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#t~post7#1.base, 1 + cstrcmp_#t~post7#1.offset;havoc cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset;" [2025-01-10 07:12:28,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:28,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935660, now seen corresponding path program 1 times [2025-01-10 07:12:28,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:28,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888722921] [2025-01-10 07:12:28,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:28,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:28,848 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:12:28,857 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:12:28,858 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:28,858 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:28,858 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:28,860 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 7 statements into 1 equivalence classes. [2025-01-10 07:12:28,868 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 7 of 7 statements. [2025-01-10 07:12:28,868 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:28,868 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:28,875 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:28,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:28,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1881000, now seen corresponding path program 1 times [2025-01-10 07:12:28,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:28,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747455239] [2025-01-10 07:12:28,876 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:28,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:28,884 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:12:28,891 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:12:28,894 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:28,895 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:28,895 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:28,896 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:12:28,903 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:12:28,907 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:28,908 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:28,910 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:28,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:28,910 INFO L85 PathProgramCache]: Analyzing trace with hash -2089735021, now seen corresponding path program 1 times [2025-01-10 07:12:28,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:28,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968035171] [2025-01-10 07:12:28,910 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:28,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:28,929 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 11 statements into 1 equivalence classes. [2025-01-10 07:12:28,954 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 11 of 11 statements. [2025-01-10 07:12:28,955 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:28,955 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:29,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:29,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:12:29,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:12:29,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968035171] [2025-01-10 07:12:29,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968035171] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:12:29,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:12:29,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2025-01-10 07:12:29,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340204339] [2025-01-10 07:12:29,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:12:29,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:12:29,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2025-01-10 07:12:29,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2025-01-10 07:12:29,424 INFO L87 Difference]: Start difference. First operand 13 states and 20 transitions. cyclomatic complexity: 10 Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 8 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 07:12:29,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:12:29,482 INFO L93 Difference]: Finished difference Result 17 states and 23 transitions. [2025-01-10 07:12:29,483 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 23 transitions. [2025-01-10 07:12:29,483 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:12:29,484 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 13 states and 18 transitions. [2025-01-10 07:12:29,484 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-01-10 07:12:29,484 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-01-10 07:12:29,484 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 18 transitions. [2025-01-10 07:12:29,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:29,484 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2025-01-10 07:12:29,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 18 transitions. [2025-01-10 07:12:29,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2025-01-10 07:12:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3846153846153846) internal successors, (18), 12 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:29,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 18 transitions. [2025-01-10 07:12:29,486 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 18 transitions. [2025-01-10 07:12:29,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2025-01-10 07:12:29,487 INFO L432 stractBuchiCegarLoop]: Abstraction has 13 states and 18 transitions. [2025-01-10 07:12:29,487 INFO L338 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2025-01-10 07:12:29,487 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 18 transitions. [2025-01-10 07:12:29,487 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:12:29,487 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:29,487 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:29,488 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:12:29,488 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:12:29,488 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~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, 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~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet16#1;call write~int#0(main_#t~nondet16#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1;main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcmp } true;cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset, cstrcmp_#in~s2#1.base, cstrcmp_#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 cstrcmp_#res#1;havoc cstrcmp_#t~mem2#1, cstrcmp_#t~mem3#1, cstrcmp_#t~mem4#1, cstrcmp_#t~short5#1, cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset, cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset, cstrcmp_#t~mem8#1, cstrcmp_#t~mem9#1, cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, cstrcmp_~uc1~0#1, cstrcmp_~uc2~0#1;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset;havoc cstrcmp_~uc1~0#1;havoc cstrcmp_~uc2~0#1;" [2025-01-10 07:12:29,488 INFO L754 eck$LassoCheckResult]: Loop: "call cstrcmp_#t~mem2#1 := read~int#1(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);cstrcmp_#t~short5#1 := 0 != cstrcmp_#t~mem2#1;" "assume cstrcmp_#t~short5#1;call cstrcmp_#t~mem3#1 := read~int#1(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);call cstrcmp_#t~mem4#1 := read~int#0(cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, 1);cstrcmp_#t~short5#1 := cstrcmp_#t~mem3#1 == cstrcmp_#t~mem4#1;" "assume cstrcmp_#t~short5#1;havoc cstrcmp_#t~mem2#1;havoc cstrcmp_#t~mem3#1;havoc cstrcmp_#t~mem4#1;havoc cstrcmp_#t~short5#1;" "cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset := cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#t~post6#1.base, 1 + cstrcmp_#t~post6#1.offset;havoc cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset;cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset := cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#t~post7#1.base, 1 + cstrcmp_#t~post7#1.offset;havoc cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset;" [2025-01-10 07:12:29,489 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:29,489 INFO L85 PathProgramCache]: Analyzing trace with hash 180430577, now seen corresponding path program 1 times [2025-01-10 07:12:29,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:29,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000752278] [2025-01-10 07:12:29,489 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:29,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:29,496 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:12:29,502 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:12:29,502 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,502 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,502 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:29,505 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 8 statements into 1 equivalence classes. [2025-01-10 07:12:29,509 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 8 of 8 statements. [2025-01-10 07:12:29,509 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,509 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,511 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:29,512 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:29,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1881000, now seen corresponding path program 2 times [2025-01-10 07:12:29,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:29,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268876636] [2025-01-10 07:12:29,512 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-10 07:12:29,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:29,516 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:12:29,517 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:12:29,517 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2025-01-10 07:12:29,517 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,517 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:29,518 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:12:29,519 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:12:29,519 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,519 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,521 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:29,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:29,521 INFO L85 PathProgramCache]: Analyzing trace with hash -418323816, now seen corresponding path program 1 times [2025-01-10 07:12:29,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:29,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451291853] [2025-01-10 07:12:29,522 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:29,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:29,528 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 12 statements into 1 equivalence classes. [2025-01-10 07:12:29,535 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 12 of 12 statements. [2025-01-10 07:12:29,535 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,536 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:29,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2025-01-10 07:12:29,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-10 07:12:29,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451291853] [2025-01-10 07:12:29,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451291853] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-10 07:12:29,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-10 07:12:29,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2025-01-10 07:12:29,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983990713] [2025-01-10 07:12:29,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-10 07:12:29,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-10 07:12:29,797 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-01-10 07:12:29,798 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2025-01-10 07:12:29,798 INFO L87 Difference]: Start difference. First operand 13 states and 18 transitions. cyclomatic complexity: 8 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:29,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-10 07:12:29,826 INFO L93 Difference]: Finished difference Result 17 states and 22 transitions. [2025-01-10 07:12:29,826 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 22 transitions. [2025-01-10 07:12:29,827 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:12:29,827 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 13 states and 17 transitions. [2025-01-10 07:12:29,827 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2025-01-10 07:12:29,827 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11 [2025-01-10 07:12:29,827 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions. [2025-01-10 07:12:29,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:29,827 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2025-01-10 07:12:29,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions. [2025-01-10 07:12:29,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2025-01-10 07:12:29,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions. [2025-01-10 07:12:29,828 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions. [2025-01-10 07:12:29,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-10 07:12:29,828 INFO L432 stractBuchiCegarLoop]: Abstraction has 13 states and 17 transitions. [2025-01-10 07:12:29,828 INFO L338 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2025-01-10 07:12:29,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions. [2025-01-10 07:12:29,829 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2025-01-10 07:12:29,829 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2025-01-10 07:12:29,829 INFO L119 BuchiIsEmpty]: Starting construction of run [2025-01-10 07:12:29,829 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-10 07:12:29,829 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2025-01-10 07:12:29,829 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~nondet10#1, main_#t~nondet11#1, main_#t~malloc12#1.base, main_#t~malloc12#1.offset, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~nondet16#1, main_#t~post17#1, main_~i~1#1, main_#t~ret18#1, 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~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "call main_#t~malloc12#1.base, main_#t~malloc12#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 4294967296);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc12#1.base, main_#t~malloc12#1.offset;call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 4294967296);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0;" "assume main_~i~0#1 < main_~length1~0#1 - 1;havoc main_#t~nondet14#1;call write~int#1(main_#t~nondet14#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1;main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1;" "assume !(main_~i~0#1 < main_~length1~0#1 - 1);havoc main_~i~0#1;main_~i~1#1 := 0;" "assume main_~i~1#1 < main_~length2~0#1 - 1;havoc main_#t~nondet16#1;call write~int#0(main_#t~nondet16#1, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet16#1;main_#t~post17#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post17#1;havoc main_#t~post17#1;" "assume !(main_~i~1#1 < main_~length2~0#1 - 1);havoc main_~i~1#1;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcmp } true;cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset, cstrcmp_#in~s2#1.base, cstrcmp_#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 cstrcmp_#res#1;havoc cstrcmp_#t~mem2#1, cstrcmp_#t~mem3#1, cstrcmp_#t~mem4#1, cstrcmp_#t~short5#1, cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset, cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset, cstrcmp_#t~mem8#1, cstrcmp_#t~mem9#1, cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, cstrcmp_~uc1~0#1, cstrcmp_~uc2~0#1;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#in~s1#1.base, cstrcmp_#in~s1#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#in~s2#1.base, cstrcmp_#in~s2#1.offset;havoc cstrcmp_~uc1~0#1;havoc cstrcmp_~uc2~0#1;" [2025-01-10 07:12:29,829 INFO L754 eck$LassoCheckResult]: Loop: "call cstrcmp_#t~mem2#1 := read~int#1(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);cstrcmp_#t~short5#1 := 0 != cstrcmp_#t~mem2#1;" "assume cstrcmp_#t~short5#1;call cstrcmp_#t~mem3#1 := read~int#1(cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset, 1);call cstrcmp_#t~mem4#1 := read~int#0(cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset, 1);cstrcmp_#t~short5#1 := cstrcmp_#t~mem3#1 == cstrcmp_#t~mem4#1;" "assume cstrcmp_#t~short5#1;havoc cstrcmp_#t~mem2#1;havoc cstrcmp_#t~mem3#1;havoc cstrcmp_#t~mem4#1;havoc cstrcmp_#t~short5#1;" "cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset := cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset;cstrcmp_~s1#1.base, cstrcmp_~s1#1.offset := cstrcmp_#t~post6#1.base, 1 + cstrcmp_#t~post6#1.offset;havoc cstrcmp_#t~post6#1.base, cstrcmp_#t~post6#1.offset;cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset := cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset;cstrcmp_~s2#1.base, cstrcmp_~s2#1.offset := cstrcmp_#t~post7#1.base, 1 + cstrcmp_#t~post7#1.offset;havoc cstrcmp_#t~post7#1.base, cstrcmp_#t~post7#1.offset;" [2025-01-10 07:12:29,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:29,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1298317130, now seen corresponding path program 1 times [2025-01-10 07:12:29,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:29,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126062345] [2025-01-10 07:12:29,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:29,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:29,835 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-10 07:12:29,839 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:12:29,839 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,839 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,839 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:29,840 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-10 07:12:29,843 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:12:29,843 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,843 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,844 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:29,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:29,845 INFO L85 PathProgramCache]: Analyzing trace with hash 1881000, now seen corresponding path program 3 times [2025-01-10 07:12:29,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:29,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736471668] [2025-01-10 07:12:29,845 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2025-01-10 07:12:29,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:29,847 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:12:29,848 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:12:29,848 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2025-01-10 07:12:29,848 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,848 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:29,848 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:12:29,849 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:12:29,849 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,849 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,850 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:29,850 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:29,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1410115185, now seen corresponding path program 1 times [2025-01-10 07:12:29,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-10 07:12:29,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198890176] [2025-01-10 07:12:29,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-10 07:12:29,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-10 07:12:29,855 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-01-10 07:12:29,860 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:12:29,860 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,860 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,860 INFO L348 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2025-01-10 07:12:29,861 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 13 statements into 1 equivalence classes. [2025-01-10 07:12:29,869 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 13 of 13 statements. [2025-01-10 07:12:29,869 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:29,869 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is sat [2025-01-10 07:12:29,871 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2025-01-10 07:12:30,634 INFO L204 LassoAnalysis]: Preferences: [2025-01-10 07:12:30,634 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2025-01-10 07:12:30,634 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2025-01-10 07:12:30,634 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2025-01-10 07:12:30,634 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2025-01-10 07:12:30,634 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:30,634 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2025-01-10 07:12:30,634 INFO L131 ssoRankerPreferences]: Path of dumped script: [2025-01-10 07:12:30,634 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrcmp-alloca-2.i_Iteration5_Lasso [2025-01-10 07:12:30,634 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2025-01-10 07:12:30,634 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2025-01-10 07:12:30,636 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,637 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,640 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,644 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,645 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,651 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,652 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,654 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,888 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,890 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,895 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,896 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,898 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,900 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,901 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,903 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,904 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,906 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,907 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,909 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,914 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,915 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,917 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,918 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,920 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,921 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,923 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,924 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:30,926 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2025-01-10 07:12:31,237 INFO L259 LassoAnalysis]: Preprocessing complete. [2025-01-10 07:12:31,237 INFO L451 LassoAnalysis]: Using template 'affine'. [2025-01-10 07:12:31,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,239 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2025-01-10 07:12:31,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,253 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,253 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,253 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,253 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,256 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:31,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,264 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2025-01-10 07:12:31,271 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,292 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,292 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,292 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,292 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,292 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,296 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,306 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:31,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,310 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2025-01-10 07:12:31,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,338 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,348 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:31,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,350 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2025-01-10 07:12:31,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,363 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,363 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,363 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,363 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,363 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,364 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,364 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,365 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,370 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2025-01-10 07:12:31,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,373 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2025-01-10 07:12:31,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,386 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,387 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,387 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,387 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,387 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,390 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:31,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,399 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2025-01-10 07:12:31,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,412 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,419 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:31,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,421 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,422 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2025-01-10 07:12:31,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,433 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,433 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,434 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,440 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2025-01-10 07:12:31,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,442 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2025-01-10 07:12:31,445 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,454 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,454 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,454 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,454 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,454 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,459 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,464 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2025-01-10 07:12:31,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,466 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,467 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2025-01-10 07:12:31,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,481 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,482 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:31,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,489 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,491 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2025-01-10 07:12:31,493 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,503 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,503 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,503 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,503 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,503 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,508 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,517 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2025-01-10 07:12:31,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,522 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 07:12:31,524 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 07:12:31,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,538 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:31,538 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:31,541 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,547 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 07:12:31,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,549 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 07:12:31,550 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 07:12:31,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,563 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,569 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 07:12:31,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,572 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 07:12:31,572 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 07:12:31,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,584 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,584 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2025-01-10 07:12:31,584 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,584 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,584 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2025-01-10 07:12:31,584 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2025-01-10 07:12:31,585 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2025-01-10 07:12:31,590 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 07:12:31,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,593 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2025-01-10 07:12:31,596 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2025-01-10 07:12:31,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2025-01-10 07:12:31,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2025-01-10 07:12:31,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2025-01-10 07:12:31,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2025-01-10 07:12:31,613 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2025-01-10 07:12:31,613 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2025-01-10 07:12:31,619 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2025-01-10 07:12:31,631 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2025-01-10 07:12:31,631 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2025-01-10 07:12:31,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-10 07:12:31,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-10 07:12:31,635 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-01-10 07:12:31,636 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2025-01-10 07:12:31,637 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2025-01-10 07:12:31,648 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2025-01-10 07:12:31,648 INFO L474 LassoAnalysis]: Proved termination. [2025-01-10 07:12:31,648 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_cstrcmp_~s1#1.base)_1, ULTIMATE.start_cstrcmp_~s1#1.offset) = 1*v_rep(select #length ULTIMATE.start_cstrcmp_~s1#1.base)_1 - 1*ULTIMATE.start_cstrcmp_~s1#1.offset Supporting invariants [] [2025-01-10 07:12:31,654 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2025-01-10 07:12:31,681 INFO L156 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2025-01-10 07:12:31,682 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s1!offset [2025-01-10 07:12:31,682 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2025-01-10 07:12:31,682 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2025-01-10 07:12:31,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-10 07:12:31,708 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 9 statements into 1 equivalence classes. [2025-01-10 07:12:31,725 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 9 of 9 statements. [2025-01-10 07:12:31,725 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:31,725 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:31,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-01-10 07:12:31,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:31,747 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 4 statements into 1 equivalence classes. [2025-01-10 07:12:31,754 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 4 of 4 statements. [2025-01-10 07:12:31,754 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-10 07:12:31,754 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-10 07:12:31,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 32 conjuncts, 6 conjuncts are in the unsatisfiable core [2025-01-10 07:12:31,756 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-10 07:12:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-10 07:12:31,783 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2025-01-10 07:12:31,783 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 7 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:31,800 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 7. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 17 states and 22 transitions. Complement of second has 4 states. [2025-01-10 07:12:31,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2025-01-10 07:12:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-01-10 07:12:31,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 15 transitions. [2025-01-10 07:12:31,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 9 letters. Loop has 4 letters. [2025-01-10 07:12:31,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:31,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 13 letters. Loop has 4 letters. [2025-01-10 07:12:31,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:31,802 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 15 transitions. Stem has 9 letters. Loop has 8 letters. [2025-01-10 07:12:31,802 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2025-01-10 07:12:31,802 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 17 states and 22 transitions. [2025-01-10 07:12:31,803 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:12:31,804 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 17 states to 0 states and 0 transitions. [2025-01-10 07:12:31,804 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2025-01-10 07:12:31,804 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2025-01-10 07:12:31,804 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2025-01-10 07:12:31,804 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2025-01-10 07:12:31,804 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:12:31,804 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:12:31,804 INFO L432 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-01-10 07:12:31,804 INFO L338 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2025-01-10 07:12:31,804 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2025-01-10 07:12:31,804 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-01-10 07:12:31,804 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-01-10 07:12:31,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.01 07:12:31 BoogieIcfgContainer [2025-01-10 07:12:31,810 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-01-10 07:12:31,810 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-01-10 07:12:31,810 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-01-10 07:12:31,810 INFO L274 PluginConnector]: Witness Printer initialized [2025-01-10 07:12:31,811 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 07:12:25" (3/4) ... [2025-01-10 07:12:31,813 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-01-10 07:12:31,814 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-01-10 07:12:31,815 INFO L158 Benchmark]: Toolchain (without parser) took 6663.82ms. Allocated memory was 142.6MB in the beginning and 251.7MB in the end (delta: 109.1MB). Free memory was 107.4MB in the beginning and 94.2MB in the end (delta: 13.2MB). Peak memory consumption was 129.6MB. Max. memory is 16.1GB. [2025-01-10 07:12:31,816 INFO L158 Benchmark]: CDTParser took 0.90ms. Allocated memory is still 226.5MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:12:31,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.27ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 89.8MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-01-10 07:12:31,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.41ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:12:31,817 INFO L158 Benchmark]: Boogie Preprocessor took 40.24ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 87.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-01-10 07:12:31,817 INFO L158 Benchmark]: RCFGBuilder took 248.55ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 73.0MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:12:31,817 INFO L158 Benchmark]: BuchiAutomizer took 6048.88ms. Allocated memory was 142.6MB in the beginning and 251.7MB in the end (delta: 109.1MB). Free memory was 73.0MB in the beginning and 94.3MB in the end (delta: -21.3MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. [2025-01-10 07:12:31,818 INFO L158 Benchmark]: Witness Printer took 3.77ms. Allocated memory is still 251.7MB. Free memory was 94.3MB in the beginning and 94.2MB in the end (delta: 41.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-01-10 07:12:31,819 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.90ms. Allocated memory is still 226.5MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.27ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 89.8MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.41ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.24ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 87.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 248.55ms. Allocated memory is still 142.6MB. Free memory was 87.2MB in the beginning and 73.0MB in the end (delta: 14.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6048.88ms. Allocated memory was 142.6MB in the beginning and 251.7MB in the end (delta: 109.1MB). Free memory was 73.0MB in the beginning and 94.3MB in the end (delta: -21.3MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. * Witness Printer took 3.77ms. Allocated memory is still 251.7MB. Free memory was 94.3MB in the beginning and 94.2MB in the end (delta: 41.5kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~nondetString2~0!offset - 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] * 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, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 2 locations. One deterministic module has affine ranking function null and consists of 2 locations. One deterministic module has affine ranking function null and consists of 3 locations. 2 modules have a trivial ranking function, the largest among these consists of 8 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.0s and 6 iterations. TraceHistogramMax:1. Analysis of lassos took 5.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 2 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 [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 48 mSDsluCounter, 109 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 79 IncrementalHoareTripleChecker+Invalid, 91 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 49 mSDtfsCounter, 79 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc2 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital142 mio100 ax113 hnf100 lsp86 ukn80 mio100 lsp38 div154 bol100 ite100 ukn100 eq168 hnf91 smp80 dnf117 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 19ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-01-10 07:12:31,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2025-01-10 07:12:32,033 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